Product design and production, procurement channels, sales strategies, etc. Product design and production: Jingyifu is a company integrating product research and development, production and sales, and has its own design team. Its products are mainly made by the company's skilled workers, with an annual output of 6,543,800 pieces of gold jewelry. This large-scale production mode can effectively reduce the production cost, thus reducing the product price to some extent.

Procurement channels: Lean Rich pays special attention to the procurement channels of raw materials, and has independent import and export rights, which can directly purchase first-hand raw materials from all over the world and reduce the cost of raw materials.