Established in January 2013 with a registered capital of 332 million yuan, Shandong Wanzefeng Marine Development Group Co., Ltd. is a Chinese company specializing in marine technology and aquaculture. The company focuses on deep-sea aquaculture projects, particularly the development of submersible fish pens for salmon farming. Notably, it launched the 'Caijin Offshore Granary No. 1' series, a pioneering salmon offshore deepwater cage project aimed at producing over 6,000 tons of salmon annually. :contentReference[oaicite:0]{index=0}