At 9:00 a.m. on October 31, 2019, Fu Daojun, deputy bureau of Qingdao Municipal Bureau of marine development, and others accompanied the "ocean offensive" supervision and investigation group of Qingdao Municipal People's Congress to visit luhaifeng marine ranch for investigation. The steering group of the Municipal People's Congress visited the deep-water anti wind and wave cage, land leisure fishery facilities, real-time monitoring system of marine ranch, etc., and held a discussion on issues related to the development of marine economy of enterprises, and expressed their determination on the ecological breeding and ranch management mode of luhaifeng.

　　At 9:20 a.m., the government of Jeju Island, the government of South Korea, led 18 people from Jeju Island fishery enterprises to daruhaifeng group. They successively inspected the real-time monitoring system of luhaifeng marine ranch, deep-water anti wave cage culture, leisure fishing facilities, custom thatched cottage, luhaifeng ocean Ranch Hotel, etc., and held discussions on further exchanges and cooperation between the two sides, and reached an in-depth cooperation intention.

　　At 9:30 a.m., Cai Yun, deputy director of the office of Qionghai Municipal People's government, led a team of 50 people, including relevant leaders from the Organization Department of the municipal Party committee, the municipal agricultural and rural Bureau, and the Party School of the municipal Party committee, the legal representatives of some key agricultural enterprises, the presidents of key professional associations, the leaders in charge of agriculture in some key towns (districts), the responsible persons of agricultural service centers and the business personnel of the municipal agricultural system The experience and achievements of luhaifeng group in marine ranching and marine economic development were discussed in detail.

　　At 2:00 p.m., Huang Dengfu, deputy director of the Bureau of Oceanography of Kaohsiung Municipal government, Zhao Junlin and other technicians visited luhaifeng group. They successively visited luhaifeng marine ranch, luhaifeng wharf and cold storage. The two sides had in-depth exchanges on two-way investment and industrial cooperation in aquatic processing, fishery and aquaculture, marine economy and other fields.

　　Based on the ocean, luhaifeng group grasps the sea and continuously develops marine resources. Luhaifeng marine ranch has invested more than 1 billion yuan to build more than 100 ordinary cages and more than 200 deep-water anti wind and wave cages, and to cultivate valuable fish species such as bass, salmon and black trout, and establish a deep-water cage aquaculture industry standard system.

　　Ten thousand mu artificial reef area was built in shilingzijiao sea area, where sea cucumber, abalone and other precious marine treasures were naturally stocked for pollution-free ecological cultivation. The products met the green environmental protection standards, and were awarded the title of "the most popular island city agricultural products" and "the Ministry of agriculture demonstration farm of aquaculture health".

　　Relying on shilingzijiao artificial reef proliferation, deep-water cage culture, marine tourism and fishery experience resources, Qingdao luhaifeng marine ranch has more than 100000 mu of sea area, which is the largest marine ranch in Qingdao.

　　It has built the largest fishing net cage platform with a circumference of 168 meters in China, equipped with 30 standard sea fishing vessels, 8000 square meters tourist reception center, 7000 square meters comprehensive service area and 13 folk custom thatched houses. Luhaifeng marine ranch has held many city level sea fishing competitions, which are loved by the majority of fishing friends. Shandong Province has been rated as "provincial leisure sea fishing ground", "provincial leisure sea fishing demonstration base", and "National Marine ranch demonstration area" and "national leisure fishery demonstration base" by the Ministry of agriculture.