Shandong Yinghe Electronic Technology Co., Ltd. is jointly funded by Shengrun group and Beijing Yinghe Technology Co., Ltd., with a registered capital of 30 million yuan. Through the research on production process, control process, industrial technology and surface mounting, the project forms intelligent and batch production, which can achieve an annual production capacity of more than 3 billion pieces. The appearance of this product breaks the pattern of long-term dependence on foreign imports, fills in the gap of localization, and has broad prospects in both domestic and international markets.