ZHONGHUAN.ZHONGHUAN is a high-end equipment manufacturer located in Shuangliu, Chengdu, specializing in the research, development and production of actuators and safety control systems for oil and gas fields. The company has a modernized factory and research base, and its main products include API 6D valve gas-hydraulic/electro-hydraulic/pneumatic actuators, 6A wellhead safety control systems and skid-mounted modules, which serve the scenarios of conventional/non-conventional oil and gas fields, gas storage, etc. The company has been certified by ISO 9001/14001/45001 and API Q1 system. It has passed ISO 9001/14001/45001 and API Q1 system certification, adopts PLM/ERP system to realize the whole life cycle management, and its products cover six categories such as self-actuating cut-off system and valve maintenance equipment, etc. It guarantees the quality stability with the professional manager system and digitalized management, and provides reliable solutions for domestic and foreign energy customers.