Dalian Petroleum Instrument Co., Ltd. (hereafter referred to as Dalian Petroleum) was founded in 1988. Dalian Petroleum is developing automatic instruments based on its abundant technology; it has been the leading automatic petroleum instruments manufacturer and also the most famous professional manufacturer in China.
Dalian Petroleum has abundant technology, perfect procedures, super quality and excellent credit. In recent years, the “GAOHE” brand instruments have gained favor from clients both domestic and abroad
Leading the new trends of petroleum instrument technologies
Fuel oil testers
Lubricating oil & grease testers
Lab general devices