Rongcheng Weixin Food Co., Ltd., located in the Shidao Management Area of Weihai, was founded in 2018 with a registered capital of 5 million yuan. The company currently has more than 300 employees and is a fish can and shellfish can manufacturer that integrates research and development, production, sales, and service of fish cans. The company has a modern canned food production line that can produce over 10000 tons of canned food annually, with an export output of over 90%. Its main products include tomato sauce mackerel, salted mackerel, sauce mackerel, fried yellow croaker, fried knife fish, spicy scallops, and smoked oysters With dozens of varieties, the products are sold to the domestic market and exported to more than ten countries and regions such as Europe, America, North America, Middle East and Africa, Japan, and Southeast Asia. Some products enjoy a high reputation overseas.

The company focuses on product quality. In 2020, Weixin Food Co., Ltd. invested more than 10 million yuan to introduce modern canned food processing equipment and aim to build a standardized food production workshop.