Shandong Hengchang Technology Group Co., Ltd. (hereinafter referred to as "Hengchang Group"), formerly known as Linqu Xinglei Formulation Factory, was founded in 1997 and is now located in Linqu Longshan Chemical Industrial Park, a provincial-level chemical park in Shandong Province. It is a comprehensive chemical group that integrates the production, sales, logistics, research and development, international trade, and steel cylinder testing of liquid ammonia, ammonia water, liquid oxygen, liquid nitrogen, liquid argon, and medical oxygen. It is a member of China's nitrogen fertilizer industry. Vice President Unit of the Commercial Ammonia Branch of the Association and Director Unit of the Ammonia Office of the Commercial Ammonia Branch of the China Nitrogen Fertilizer Association.

Hengchang Group has a logistics company that owns over 40 hazardous chemical transport vehicles. The logistics company is equipped with a dedicated hazardous chemical parking lot and operates a closed management system for hazardous chemical vehicles entering the chemical industry park.

Hengchang Group covers an area of 160 acres and has over 150 employees. The company operates 100000 tons of liquid ammonia and 100000 tons of liquid alkali per year, and produces 300000 tons of ammonia, 50000 tons of liquid oxygen, 50000 tons of liquid nitrogen (high-purity nitrogen), 50000 tons of liquid argon, 50000 tons of medical oxygen, and 30000 tons of food nitrogen per year.Annual production of portable medical oxygen tanks 300 million units/year, domestic sales 260 million /year, export trade volume 10 million yuan/year..

Hengchang Group has subsidiaries including Shandong Hengchang Shengcheng Chemical Co., Ltd., Shandong Guanmei Culture Technology Co., Ltd., Shandong Qixiang Logistics Co., Ltd., Shandong Hengchang Investment Consulting Co., Ltd., and Linqu Anxin Gas Cylinder Testing Co., Ltd Guoxiang (Qingdao) Technology Co., Ltd., Hainan Hengchang Environment Development Co., Ltd. and other subsidiaries.

Hengchang Group has long-term strategic cooperation with enterprises such as Huaneng Group, Huadian Group, Datang Group, Guodian Group, Sinopec, PetroChina, Wanda Group, Weiqiao Group, Shanshui Cement, Zhonglian Cement, Conch Cement, and Rizhao Iron and Steel;Our export business covers countries such as the Philippines, Cambodia, Israel, Peru, Ethiopia, Ghana, Thailand, and more.

Hengchang Group is committed to the research and development of safety technologies for the production, supply, and safeguarding of hazardous chemicals, as well as their industrial application. The group boasts a professional safety technology research and development team, equipped with 2 registered safety engineers, 11 personnel with junior technical titles, 6 cylinder inspectors, and 4 externally employed professional and technical personnel with master's degrees. Currently, the group holds 8 invention patents and 13 utility model patents.

We have signed industry-university-research cooperation agreements with universities such as Qingdao University of Science and Technology and Shandong Normal University. In 2021, we obtained the honorary title of Weifang Key Laboratory. In 2022, we were awarded the honorary titles of Weifang Hidden Champion, Weifang One Enterprise One Technology R&D Center, Weifang Specialized, Fine, Unique and Innovative Enterprise, Weifang Industrial Design Center, and Weifang Cloud Computing Benchmark Enterprise. In 2023, we were awarded the honorary title of Shandong Specialized, Fine, Unique and Innovative Enterprise and Shandong Digital Economy "Morning Star Factory". In 2024, we were awarded the honorary title of National High-tech Enterprise. In 2025, we were awarded the honorary titles of Shandong Manufacturing Single Champion, Shandong Innovative SME, and won the "Shandong Intelligent Manufacturing Excellent Scenario". We are a group-oriented, professional, refined, industrialized, and technological enterprise.