China’s Green Holdings launches its second cable lay vessel

China’s leading renewable energy company, Green Holdings, launched its second cable laying vessel, Runneng 168, in the last quarter of 2021. The vessel is known as the first Chinese cable lay vessel with 15,000 gross tonnage, a 10,000-ton loading capacity, and DP2 full-slewing automatic control function. Runneng 168 completed its first project in December 2021: export cable installation on the 500 MW Huadian Yangjiang Qingzhou III.

Runneng 168 is owned and operated by Hainan Runneng Offshore Engineering Service, a subsidiary of Green Holdings, designed by Nanjing Puning Ship Design, and constructed by Yantai CIMC Raffles Offshore Engineering. The vessel is capable of laying up to 220 kV submarine cables and equipped with 8,000 ton turntable, DP2 automatic control system, two 50- and 30-ton (35 and 26m) cranes, eight sets of 50 ton positioning winches, and one set of 60-ton hydraulic door cranes. The self-sustaining power of this vessel is about 1,500 hours, and the maximum personnel capacity is 60 people.

Green Holdings' first cable laying vessel, Runneng 118, was delivered in August 2021. The self-sustaining power of this ship is about 720 hours, which can meet the requirements of 35kV submarine cable laying of various specifications. The 76m long vessel is equipped with one 18m cable turntable, one 17m fixed steel structural cable reel, with a loading capacity of 3,000 tons.

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