In 2020, Jinan Huaxin Fluid undertook the construction of an automated gas‑mixing and supply system for a 300 Nm³/h Ar+CO₂ blend, commissioned by China National Heavy Duty Truck Group. The project was delivered successfully, overcoming numerous technical challenges in centralized gas supply and establishing itself as a benchmark case in the company’s process‑gas sector.

In 2015, Jinan Huaxin undertook the Weifang Changle project for Yingxuan Heavy Industry, constructing multiple gas supply systems—including an 800 Nm³/h argon–carbon dioxide mixed-gas system, a 1,000 Nm³/h oxygen system, and a 5,000 Nm³/h LNG system—to meet the plant’s diverse on-site gas‑consumption requirements.

In 2010, Jinan Huaxin undertook the centralized gas supply project for SANY Heavy Industry’s Shanghai production base, establishing a 3,000 Nm³/h argon–carbon dioxide mixed-gas supply system and a 2,000 Nm³/h oxygen supply system to meet the plant’s production‑gas requirements.

Jinan Huaxin Fluid has completed the construction and delivery of the Xiangpai Gas Project in Kaifeng, Henan, enabling fully automated filling of multiple gas types and supporting the technological upgrading and industrial development of the local gas sector.

Over the past five years, Jinan Huaxin Fluid Control Co., Ltd. has collaborated four times with Henan Xinlianxin Cryogenic Energy, completing the construction of multi‑category gas filling systems and upgrading its filling lines, thereby serving leading gas‑filling enterprises in Henan Province.

Jinan Huaxin Fluid undertook the construction of the Tianruida Industrial Gas Filling Station project in Xinjiang. This project represents Huaxin’s largest and most outstanding filling‑station delivery in 2023, with the client being a leading local gas‑filling enterprise in Xinjiang. Upon completion, the project garnered widespread attention across the national gas industry.