On December 13, 2020, Yuanhu·Insulation Sockets formally entered the material procurement catalog of Daqing Oilfield, and began to be applied in key fire and explosion-proof units such as oil production plants and refineries, marking the official entry of Arganglei Insulation Technology into PetroChina The petrochemical industry provides safe technology products and solutions for the safe use of electricity in the industrial sector.

Daqing Oilfield is currently the largest oilfield in my country and one of the few super-large sandstone oilfields in the world. It consists of 52 oil and gas fields including Saertu, Xingshugang, and Lamadian, with an oil-bearing area of ​​more than 6,000 square kilometers. The scope of exploration includes 16 basins in Heilongjiang Province, Hailar in Inner Mongolia, Yanji and Hunchun in Jilin, and eastern Tarim in Xinjiang, with a registered exploration right area of 191,500 square kilometers. The oilfield currently has 51 secondary units with 240,000 employees and total assets of 372.9 billion yuan. The business scope mainly includes exploration and development, engineering technology, engineering construction, equipment manufacturing, oilfield chemicals, production support, mining area services, higher education, urban public transport, diversified operations, etc., with a relatively complete business system.