Shanghai Jingxi Instrument Manufacturing Co., Ltd. is a professional manufacturer specializing in the research and production of petroleum instruments, coal quality instruments, environmental protection instruments, viscosity testing instruments, highway detection instruments, and other related products. Based on years of experience in the research and market operation of the above-mentioned instruments, the company has formed a scientific, industrial and trade industry system that integrates development, research and development, production, and sales. A comprehensive quality assurance system, perfect production conditions, strict internal management measures, and efficient R&D and production team ensure that we have a group of cost-effective and high-tech products to establish ourselves in the market. Our commitment: Quality first, market recognition as the purpose, reputation first, integrity-based as the basis, service first, and customer satisfaction as the terminal. Shanghai Jingxi Instrument Manufacturing Co., Ltd. is your trusted partner, and we sincerely welcome your guidance. Product positioning: Petroleum instruments, coal quality instruments, environmental protection instruments, viscosity testing instruments, highway detection instruments. Our service: Quality first, with market recognition as the purpose! Credit first, based on integrity as the foundation! Service first, customer satisfaction as the terminal!