Zhoushan Jinqiu Machinery Co., Ltd. is a technology-oriented enterprise integrating metal surface technology processing, electronic component production, machinery manufacturing, and research and development. Covering an area of over 50,000 square meters, the company enjoys a strategically advantageous location and boasts a professional technical team of more than ten members. The company is dedicated to the production of crystal oscillator housings, the development and manufacturing of tape casting machines, as well as oil pump plungers and surface treatment processes. The oil pump plungers produced by the company have been exported to Indonesia and the United States. It specializes in the research and production of multi-functional tape casting machine complete sets of equipment, which can also be customized according to customers' specific needs. The 49U/S crystal oscillator housing has evolved from the first generation to the current sixth-generation product, with ongoing research and development for higher-end SMD alternatives. Additionally, the company collaborates with Shanghai Jiao Tong University on new energy projects. Zhoushan Jinqiu Machinery Co., Ltd. has obtained ISO9001 quality system certification and holds more than 20 independent intellectual property rights for inventions and utility models. It has been recognized as a National High-tech Enterprise, a Provincial and Municipal Patent Demonstration Enterprise, and a Provincial Science and Technology Enterprise.