Chengdu Yizhi Technology Co., Ltd. is a design institute established in 2013 by Chengdu Huaxi Chemical Engineering Technology Co., Ltd. (referred to as "Huaxi Technology"). Chengdu Yizhi Technology Co., Ltd. (referred to as "Yizhi Technology") has a registered capital of 120 million yuan. The company has successively obtained the Grade A design qualification for the chemical, petrochemical and pharmaceutical industry (chemical engineering), the Grade A qualification certificate for environmental engineering design (air pollution prevention and control engineering), the special equipment production license for rules design of fixed pressure vessels / pressure vessel analysis design (SAD) and pressure piping design for industrial piping (GC1), and the four-star certification certificate for after-sales service level of commodities, etc. It is responsible for external engineering design and engineering general contracting of projects.

　　In 2023, Yizhi Technology was honored with the title of national-level specialized, refined, distinctive and innovative "Little Giant" enterprise, the 2022 Coking Industry Technological Innovation Award, the 2022 Top Ten Leading Brand Enterprises in the Coking Industry, the 2022 "China Manufacturing Champion Enterprise", the 2022 Carbon Neutrality Integrity Commitment Demonstration Enterprise, the 2022 Green and Low-Carbon Integrity Commitment Demonstration Enterprise, and the 2022 Chengdu New Economy Double Hundred Enterprise; in 2021, it won the Special Prize of the National Metallurgical Science and Technology Award and was recognized as a 2021 Chengdu New Economy Gradient Cultivation Enterprise (Quasi-Unicorn Enterprise); in 2020, it was honored as a "High-Tech Enterprise" and has been awarded the Jinniu District Tax Outstanding Contribution Enterprise and the Chengdu Small and Medium-Sized Enterprise Growth Project Cultivation (Little Giant) Enterprise for three consecutive years since 2020, as well as the 2020 Ten Million Tax Outstanding Contribution Enterprise.

　　The company has successfully developed: high-efficiency centrifugal vacuum pump technology, triple-offset program-controlled butterfly valve technology, industrial gas separation and purification technology for oxygen-enriched gas, hydrogen, nitrogen, helium, carbon monoxide, carbon dioxide, methane, propylene, etc., flue gas SO2 removal and recovery technology, flue gas denitrification technology, dry and wet desulfurization technology, hydrochloric acid regeneration technology, low-temperature cutting technology, metal oxide production technology via sulfuric acid, hydrochloric acid and nitric acid methods, and comprehensive utilization technology of waste coal slag. These technologies have been successfully promoted and applied in thousands of user units across more than a dozen countries. Among them, many technologies are domestic firsts and have reached domestic or world advanced levels.

　　The company adheres to the business philosophy of "technology as the guide, quality as the focus, service as the core, and creating value for users". We are willing to cooperate wholeheartedly with people from all walks of life at home and abroad to make greater contributions to the comprehensive, coordinated and sustainable development of enterprises and the economy and society, and to create a better tomorrow together!