- In 1986, the former chairman also the company founder, Lu, Wen-Yuh, established JHEN HER FISHERY Co., Ltd. He built three squid jigging vessels and exploited new fishing grounds in the Argentinian waters. These vessels were later reconstructed into Super frozen Longliner fishing vessels, mainly targeting Tuna for the Sashimi market in Japan.

- In 1994, the current chairman Mr. Lu, Yu-Chu, made the decision to expand the Sashimi Tuna business.

- In 2004, the company name was renamed to Ocean Treasure Co., Ltd. by Mr. Lu, Yu-Chu.

- By 2006 existing clients spread over 30 countries including: Japan, Korea in North Asia; Vietnam, Philippines, Bangkok and Malaysia in South Eastern Asia; Belgium, Spain in Europe and also Dakar, Cape Town in Africa.

- In 2011, HIROICHI Co., Ltd, was established in Shimizu, Japan.

- In 2012, GRAND HARVEST SEAFOODS Co., Ltd. was established and new facilities were also built. In April 2013, the super frozen cold storage and processing plant commenced operation processing items such as Tuna fish, Marlin, Mahi Mahi, Oilfish etc. The main feature of the processing plant is to process and store different kinds of fish and raw material for exporting purposes.