New container cranes stand on the quayside of Peel Ports Liverpool new L2 terminal in Liverpool, Britain December 9, 2016. REUTERS/Phil Noble

New container cranes stand on the quayside of Peel Ports Liverpool new L2 terminal in Liverpool, Britain December 9, 2016. REUTERS/Phil Noble

The alleged on-going land reclamation of China at Subi reef is seen from Pagasa island (Thitu Island) in the Spratlys group of islands in the South China Sea, west of Palawan, Philippines, May 11, 2015. REUTERS/Ritchie B. Tongo/Pool/File Photo FROM THE FILES PACKAGE - SEARCH "SOUTH CHINA SEA FILES" FOR ALL IMAGES TPX IMAGES OF THE DAY

A surfer rides a wave as Typhoon Phanfone passes the area, at a beach in Tsu, Mie prefecture, October 6, 2014. Hundreds of flights were cancelled and thousands of people advised to evacuate as a powerful typhoon lashed Japan on Monday with heavy rains and high winds, leaving at least one person dead as it headed towards Tokyo. REUTERS/Toru Hanai (JAPAN - Tags: ENVIRONMENT DISASTER SOCIETY)

Loading cranes are seen at a shipping terminal in the harbour in Hamburg September 18, 2014. Picture taken September 18. REUTERS/Fabian Bimmer (GERMANY - Tags: BUSINESS)

Cargo vessels wait to unload containers, while docked at the port in Manila August 20, 2014. The Philippine economy grew at its fastest pace in more than a year in the second quarter even as government spending slowed, strengthening views the central bank will raise interest rates again to curb inflation. The Southeast Asian economy remains a popular investment destination due to relatively strong economic fundamentals, a stable political environment and improved credit ratings. Picture taken August 20, 2014. REUTERS/Romeo Ranoco (PHILIPPINES - Tags: BUSINESS INDUSTRIAL MARITIME)

Cranes are pictured in the Ventspils port April 3, 2014. The port, as well as companies working in the port, depends much from Latvia's trade with Russia and they are worried that the weakened Russian economy in the wake of its conflict with Ukraine could hit them hard, local media reported. REUTERS/Ints Kalnins (LATVIA - Tags: BUSINESS MARITIME INDUSTRIAL TPX IMAGES OF THE DAY)

A man stands opposite the modern port at the harbour in Port Sudan at Red Sea State February 24, 2014. REUTERS/Mohamed Nureldin Abdallah (SUDAN - Tags: BUSINESS EMPLOYMENT)

People fish near a container area (background) as a man rides a bicycle at a port in Tokyo February 20, 2014. Japanese exports rose 9.5 percent in January but imports outpaced shipments as a weak yen boosted import costs while export growth slowed, resulting in a record monthly trade gap, Ministry of Finance (MOF) data showed on Thursday. REUTERS/Yuya Shino (JAPAN - Tags: BUSINESS POLITICS)

A crane operator unloads containers from a ship at a PSA International port terminal in Singapore September 27, 2013. Connected to more than 600 ports in some 120 countries, Singapore is one of the world's busiest shipping hubs, and is often called the gateway to Asia. It plans to increase its total capacity dramatically as it competes with other massive ports in the region such as Shanghai, Hong Kong and Shenzhen in China and Busan in South Korea. Picture taken September 27, 2013. REUTERS/Edgar Su (SINGAPORE - Tags: MARITIME BUSINESS SOCIETY)

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A man fishes near a container area (background) at a port in Tokyo January 27, 2014. Japan's trade deficit widened sharply to a record in 2013 as import costs outpaced export receipts due to a weaker yen and higher fuel bills, and the third straight annual shortfall was a reminder of the challenge facing Prime Minister Shinzo Abe. REUTERS/Toru Hanai (JAPAN - Tags: BUSINESS POLITICS)

A seagull is pictured in front of a container ship at the Port of Koper January 14, 2014. REUTERS/Srdjan Zivulovic (SLOVENIA - Tags: BUSINESS)

A crane is seen on the quayside at DP World London Gateway container port in Essex, southern England July 30, 2013. When London Gateway opens at the end of the year, it will be Britain's first 21st Century major deep-sea container port and Europe's largest logistics park. REUTERS/Suzanne Plunkett (BRITAIN - Tags: BUSINESS POLITICS TRANSPORT)

Workers on a gondola resume work at a high rise luxury residential apartment block as the haze clears for the better, near the Port Authority of Singapore Tanjong Pagar terminal (R) in Singapore June 21, 2013. The haze blanketing Singapore from fires in Indonesia could persist for weeks or even longer, Prime Minister Lee Hsien Loong said on Thursday, warning of consequences if Singapore-linked companies were found responsible for the burning. REUTERS/Edgar Su (SINGAPORE - Tags: ENVIRONMENT HEALTH TPX IMAGES OF THE DAY BUSINESS EMPLOYMENT MARITIME)

A container ship, cranes and containers are seen from a helicopter at Italy's biggest container port Gioia Tauro in the southern Italian region of Calabria, November 8, 2012. Picture taken November 8, 2012. REUTERS/Alessandro Bianchi (ITALY - Tags: BUSINESS EMPLOYMENT TRANSPORT)

A man and his dog are seen across the estuary from Southampton Docks in southern England April 23, 2013. Britain's economy dodged a return to recession and grew faster than expected in the first three months of this year, a relief for finance minister George Osborne. The Office for National Statistics said on April 25, 2013 Britain's gross domestic product rose 0.3 percent in the first quarter after shrinking by 0.3 percent quarter-on-quarter in late 2012, above forecasts for a 0.1 percent rise. Photograph taken on April 23, 2013. REUTERS/Eddie Keogh (BRITAIN - Tags: BUSINESS POLITICS)

A man walks along a beach in front of the Rock of Gibraltar (rear) and next to a cargo container ship in the port of Algeciras, southern Spain, January 14, 2013. Picture taken January 14, 2013. To match Insight EUROPE-COMPETITIVENESS/ REUTERS/Jon Nazca (SPAIN - Tags: BUSINESS MARITIME)

A Japanese flag flutters in front of a shipping container area, at a port in Tokyo December 19, 2012. Japan's exports fell in November from a year earlier to mark the sixth straight month of declines, a worrying sign that an export recovery may be muted by weak overseas demand - bolstering the case for further monetary stimulus this week. REUTERS/Yuriko Nakao (JAPAN - Tags: MARITIME BUSINESS)

Workers unload sack of flours at the Tanjung Priok port in Jakarta November 12, 2012. Indonesia's back-to-back years of economic growth above 6 percent and a youthful population of 240 million have made it a magnet for foreign investment, which jumped 22 percent in the third quarter to $5.9 billion. But until it can efficiently move goods across its 17,000 islands, Indonesia will struggle to live up to its potential. Picture taken November 12, 2012. To match Analysis INDONESIA-INFRASTRUCTURE/PORTS REUTERS/Supri (INDONESIA - Tags: BUSINESS TRANSPORT)

A barge sails past container terminals at Hong Kong's Kwai Chung district September 7, 2012. Seen in the background is the territory's highest building International Commerce Centre (ICC). REUTERS/Bobby Yip (CHINA - Tags: BUSINESS CITYSPACE MARITIME)

Containers are seen at Container Terminal 9 during sunset at Hong Kong's Kwai Chung district September 7, 2012. REUTERS/Bobby Yip (CHINA - Tags: BUSINESS MARITIME)

A container vessel is guided by a harbour pilot as it docks at the Pasir Panjang Containers Terminal in Singapore September 5, 2012. Singapore is the world's busiest port by vessel arrival tonnage with more than 127,000 vessels totalling 2.12 billion gross tons calling at its port last year, according to the Maritime and Port Authority (MPA) of Singapore. REUTERS/Tim Chong (SINGAPORE - Tags: BUSINESS MARITIME TRANSPORT)

A man fishes in front of a cargo ship at a port in Tokyo July 25, 2012. Japan's exports fell in June from a year earlier, the first decline in four months, as a slowdown in Europe, China and other emerging markets weighed on demand for Japanese goods. REUTERS/Yuriko Nakao (JAPAN - Tags: BUSINESS EMPLOYMENT)

An employee stands next to a container ship at Ningbo port in Ningbo, Zhejiang province June 21, 2012. China's annual economic growth is almost certain to dip below 8 percent in the second quarter - the sixth straight quarter of slowing expansion - although analysts are divided on whether it will bottom out in the period. REUTERS/Carlos Barria (CHINA - Tags: BUSINESS MARITIME)

A businessman sits near a cargo area at a port in Tokyo April 19, 2012. Japan's exports rose in March from a year earlier for the first time in six months, mainly on the strength of U.S. sales, but high fuel imports pushed the trade balance back into deficit and manufacturers remain cautious about business in months ahead. REUTERS/Toru Hanai (JAPAN - Tags: BUSINESS)

Mercedes cars are pictured at a shipping terminal in the harbor of the German northern town of Bremerhaven, March 8, 2012. REUTERS/Fabian Bimmer (GERMANY - Tags: TRANSPORT BUSINESS)

A crane operator lowers onto the MSC Tokyo cargo ship a container of rice, part of a donation of 1,000 tonnes from the Brazilian government to the people of Sri Lanka, at Rio Grande Port in southern Brazil January 25, 2012. From Turkey to Brazil, India to Saudi Arabia, a growing number of non-Western donors are bringing fresh funds, a different mindset and their own experience of managing natural disasters to the global humanitarian aid scene. To match Feature DISASTERS-NEWDONORS/ REUTERS/Andres Stapff (BRAZIL - Tags: BUSINESS POLITICS SOCIETY)

Cranes and containers are seen at the port in Lisbon January 11, 2012. Portuguese port workers started a five-day strike on Monday which is threatening to disrupt and raise the costs of exports - the only sector of the fragile, debt-laden economy doing well as the government imposes harsh austerity. REUTERS/Rafael Marchante (PORTUGAL
- Tags: BUSINESS POLITICS CIVIL UNREST EMPLOYMENT)

Occupy Oakland demonstrators march towards the Port of Oakland during the Occupy movements' attempts to shut down West Coast ports in Oakland, California December 12, 2011. Anti-Wall Street activists trying to shut down West Coast ports on Monday managed to close several terminals and at times clashed with police but fell short of mounting the full-scale cargo blockade they had promised. REUTERS/Stephen Lam (UNITED STATES - Tags: CIVIL UNREST POLITICS BUSINESS)

Container ships wait to be offloaded at Cape Town harbour, August 6, 2011. REUTERS/Mike Hutchings (SOUTH AFRICA - Tags: BUSINESS ENERGY)

Security personnel work next to a ship docked at a container area at the Yangshan Deep Water Port, south of Shanghai June 2, 2011. REUTERS/Carlos Barria (CHINA - Tags: MARITIME EMPLOYMENT BUSINESS)

Mobile cranes prepare to stack containers at Thar Dry Port in Sanand in the western Indian state of Gujarat May 2, 2011. India's exports surged to record high growth of 37.6 percent in the fiscal year 2010/11, the government said in a statement on Monday, as demand soared for engineering goods, oil products and gems manufactured in Asia's third-largest economy. REUTERS/Amit Dave (INDIA - Tags: BUSINESS)

A containership is loaded at a terminal at the harbour in Hamburg, late March 30, 2011. REUTERS/Fabian Bimmer (GERMANY - Tags: BUSINESS)

A worker walks in a container area at a port in Tokyo February 23, 2011. Japan's annual export growth slowed to its weakest pace in more than a year in January and the trade balance swung to a deficit for the first time in almost two years as shipments to China lost steam, but economists say the central bank's forecast for an export-led recovery remains intact. REUTERS/Toru Hanai (JAPAN - Tags: BUSINESS)

Panamanian freighter MSC Ronit is seen under inspection at an international port in Boca Chica January 31, 2011. The freighter, which spilled 500 litres of oil in the international port of Caucedo, is being held by local authorities while they clear the spill, and will pay a fine for the damage caused, local media reported. REUTERS/ Eduardo Munoz (DOMINICAN REPUBLIC - Tags: DISASTER ENVIRONMENT TRANSPORT BUSINESS)

A rainbow is seen after a heavy rain over the docks of Buenos Aires January 25, 2011. REUTERS/Enrique Marcarian(ARGENTINA - Tags: BUSINESS ENVIRONMENT)

An employee views the Port of Shanghai from an office window, January 19, 2011. Chinese President Hu Jintao and President Barack Obama will meet with U.S. and Chinese business leaders at the White House on Wednesday to discuss ways to expand trade and investment opportunities, with the U.S. executives seeking deals to tap into China's economic growth. REUTERS/Carlos Barria (CHINA - Tags: BUSINESS MARITIME POLITICS IMAGES OF THE DAY)

The YM Bamboo, a container ship operated by the China Ocean Shipping Company (COSCO) is docked at the Port of Oakland in Oakland, California January 14, 2011. Chinese President Hu Jintao will bring new business deals and possible commitments to buy U.S. beef and software when he visits Washington next week, the U.S. Chamber of Commerce said on Friday. REUTERS/Beck Diefenbach (UNITED STATES - Tags: BUSINESS)

A man uses a mobile phone near cranes at an industrial port in Tokyo November 25, 2010. Japan's exports rose a less-than-expected 7.8 percent in October from a year earlier, slowing for an eighth straight month as exporters grapple with a strong yen and slowing global demand.
REUTERS/Toru Hanai (JAPAN - Tags: BUSINESS)

A man works on the dock as China Shipping containers are unloaded from a ship after being imported to the U.S. in Los Angeles, California, October 7, 2010. REUTERS/Lucy Nicholson (UNITED STATES - Tags: BUSINESS)

Fishermen at the mouth of the Capilano River fish for salmon in West Vancouver, British Columbia August 25, 2010. The Pacific Salmon Commission announced it expects as many as 25 million fish will return the largest return since 1913. REUTERS/Andy Clark (CANADA - Tags: CITYSCAPE ANIMALS FOOD ENVIRONMENT BUSINESS)

A Japanese national flag flies in front of cranes at an industrial port in Tokyo August 25, 2010. Japan's annual export growth slowed for a fifth consecutive month in July as a surging yen and slowing overseas demand threaten to inflict more pain on Japan's export-dependant recovery. REUTERS/Kim Kyung-Hoon (JAPAN - Tags: BUSINESS)

A man sits on the shore opposite to the closed Jawaharlal Nehru Port on the Elephanta Island on the outskirts of Mumbai August 12, 2010. A collision of two cargo ships off Mumbai's coast, which triggered an oil slick, has hit operations at the Mumbai port and the neighbouring Jawaharlal Nehru Port after about 300 containers fell into the shipping channel used by the ports. Only some containers have been secured and work is underway to remove all the containers that fell into the sea, an official said. REUTERS/Danish Siddiqui (INDIA - Tags: ENVIRONMENT SOCIETY BUSINESS)

A Moroccan man plays with his daughter as they wait to get on a ferry to Tangiers in the southern Spanish port of Algeciras July 31, 2010. Each year thousands of Moroccan families returning from vacationing in Europe wait long hours at the Spanish port to get on a ferry that will take them back to Morocco. REUTERS/Jon Nazca (SPAIN - Tags: TRAVEL)

Giant cranes are surrounded by cargo containers at a yard in Busan, the country's biggest and the world's No. 5 container port, about 420 km (262 miles) southeast of Seoul, in this July 21, 2010 file photo. South Korea's economy grew faster than expected in the second quarter thanks to robust investment that showed businesses were confident about a sustained upturn even as the nation's main trade partners appeared to lose steam. REUTERS/Truth Leem/Files (SOUTH KOREA - Tags: BUSINESS)

Container ships dock at a port in Busan, the country's biggest and the world's No. 5 container port, about 420 km (262 miles) southeast of Seoul, in this July 21, 2010 file photo. South Korea's economy grew faster than expected in the second quarter thanks to robust investment that showed businesses were confident about a sustained upturn even as the nation's main trade partners appeared to lose steam. REUTERS/Truth Leem/Files (SOUTH KOREA)

A container ship is pushed into dock by tugboats in Melbourne July 23, 2010. Australia export prices rise 16.1 percent in the second quarter of this year. REUTERS/Mick Tsikas (AUSTRALIA - Tags: BUSINESS)

View of the containers on the Cristophe Colomb cargo ship in the harbour of Le Havre, northwestern France, July 12, 2010. The Cristophe Colomb container cargo ship is one of the largest French container ships, measuring 365 meters in length, 51.2 meters wide, and is to operate between Asia and Europe. REUTERS/Gonzalo Fuentes (FRANCE - Tags: MARITIME TRANSPORT)

A ship is docked outside the container terminal at the southern Yemeni port of Aden June 16, 2010. Somali pirates trawl the sea south of the Bab al-Mandab strait off Yemen's coast, and in recent months have stepped up attacks on tankers, cargo ships and fishing vessels in defiance of a major crackdown by navies from at least a dozen countries. But Yemen has deeper worries about security off its coast after a resurgent al Qaeda arm called for a blockade of the strait between the Red Sea and the Gulf of Aden, through which 25,000 ships -- 7 percent of world shipping -- pass each year. Picture taken June 16, 2010. To match feature YEMEN-SHIPPING/ REUTERS/Khaled Abdullah (YEMEN - Tags: TRANSPORT BUSINESS)

Cranes load cargo ships at Botany Bay port in Sydney July 6, 2010. Australia's central bank held its key cash rate steady for a second month on Tuesday, saying policy was appropriate given caution in global markets even as it remained upbeat on the outlook for Asia and the domestic economy. REUTERS/Daniel Munoz (AUSTRALIA - Tags: BUSINESS)

A ship is towed for loading at the Klaipeda port June 21, 2010. Klaipeda port handling figures have increased by 15.9 percent from January to May, port authority reported to media. REUTERS/Ints Kalnins (LITHUANIA - Tags: BUSINESS ENERGY POLITICS)

A general view shows Keelung port in northern Taiwan June 7, 2010. Taiwan's exports rose 57.9 percent in May from a year earlier, well above forecasts, driven by strength in the Chinese and U.S. economies, with no impact seen from problems in the euro zone. REUTERS/Pichi Chuang (TAIWAN - Tags: BUSINESS)

A general view shows containers stacked up at Keelung port in northern Taiwan June 7, 2010. Taiwan's exports rose 57.9 percent in May from a year earlier, well above forecasts, driven by strength in the Chinese and U.S. economies, with no impact seen from problems in the euro zone. REUTERS/Pichi Chuang (TAIWAN - Tags: BUSINESS)

A worker works in front of containers at a port in Shanghai May 13, 2010. China recorded a $1.7 billion trade surplus in April, state media said this week. REUTERS/Aly Song (CHINA - Tags: BUSINESS)

General view of the HHLA Container terminal Burchardkai at Hamburg harbour May 5, 2010. The Burchardkai terminal of the Hamburger Hafen und Logistik AG (HHLA) is the largest container handling facility in the Port of Hamburg. REUTERS/Christian Charisius (GERMANY - Tags: TRANSPORT)

Container bridges are in waiting position at the HHLA container terminal Burchardkai at Hamburg harbour May 5, 2010. The Burchardkai terminal of the Hamburger Hafen und Logistik AG (HHLA) is the largest container handling facility in the Port of Hamburg. REUTERS/Christian Charisius (GERMANY - Tags: TRANSPORT)

A cargo ship is seen at a pier of a port in Yokohama, south of Tokyo, April 7, 2010. The Bank of Japan kept monetary policy unchanged on Wednesday, saying that while the economy was improving thanks to export-led demand it was "extremely important" for Japan to break free of deflation. REUTERS/Issei Kato (JAPAN - Tags: BUSINESS EMPLOYMENT)

A container is unloaded from a cargo ship at the Jakarta International Container Terminal March 18, 2010. The United States hopes President Barack Obama's visit next week to Indonesia will help spur reforms that boost trade with Southeast Asia's largest economy and the world's fourth most populous nation. REUTERS/Pablo Sanchez (INDONESIA - Tags: BUSINESS MARITIME POLITICS)

Employee watches the Container ship 'Hyundai Force' at the Container Terminal Altenwerder (CTA) at Hamburg harbour March 5, 2010. The CTA is one of the most modern Container terminals worldwide due to its degree of automation which is setting the future pattern for container handling. REUTERS/Christian Charisius (GERMANY - Tags: BUSINESS TRANSPORT)

Container ship 'Hyundai Force' is loaded at the Container Terminal Altenwerder (CTA) at Hamburg harbour March 5, 2010. The CTA is one of the most modern Container terminals worldwide due to its degree of automation which is setting the future pattern for container handling. REUTERS/Christian Charisius (GERMANY - Tags: BUSINESS TRANSPORT)