Company Profile

Company Profile

Company Profile

Company Profile

Honors and Qualifications

Corporate culture

Production equipment

Key Customers

Partner

Key Achievements

Key Achievements

♦ Key Achievements Over the Past Decade

In 2025, in collaboration with CRRC Ziyang Locomotive Co., Ltd., 11 locomotive air-conditioning units for the SL project will be delivered.

In 2025, we will jointly develop and supply new-energy locomotive air-conditioning systems in collaboration with CRRC Luoyang Locomotive Co., Ltd.

In 2024, the locomotive air-conditioning system was upgraded for Shaanxi Weihé Coal Chemical Group Co., Ltd.

In 2024, in collaboration with CRRC Ziyang Locomotive Co., Ltd., we developed a new‑energy locomotive air‑conditioning system.

A new, fully assembled air-conditioning unit custom‑made in 2023 for Raja Passenger Train Company, the railway subsidiary of the Islamic Republic of Iran.

In 2023, in collaboration with CRRC Ziyang Locomotive Co., Ltd., we completed the Chengdu Metro locomotive air-conditioning project.

In 2023, the audit team of CRRC Ziyang Locomotive Co., Ltd. conducted an on-site first‑article inspection of the locomotive air-conditioning system for the SL (Sierra Leone) project, and that same year completed the delivery of 22 new units.

In 2022, in collaboration with CRRC Ziyang Locomotive Co., Ltd., we successfully completed the Changsha Metro locomotive air-conditioning project.

In 2022, all locomotive air-conditioning units (DF8 and DF7) were replaced at Guodian Hanchuan Power Generation Co., Ltd.

In 2021, the HX-series electric locomotives underwent and passed the C5-level overhaul inspection conducted by the Locomotive Department of the Wuhan Railway Bureau (D3, D3C, D1, D1B, D1D).

In 2021, locomotive air-conditioning systems were installed and retrofitted on locomotives owned by Luo-Fu Railway Co., Ltd. (DF and SS6 types).

In 2020, in collaboration with CRRC Ziyang Locomotive Co., Ltd., we completed the Nanjing Metro locomotive air-conditioning project.

In 2019, our company successfully passed the C6‑level overhaul supervision and acceptance review for the air-conditioning systems of CRRC Taiyuan Locomotive & Rolling Stock Co., Ltd.’s Harmony D3 and D3D high‑power locomotives.

In 2018, our company successfully passed the C6‑level overhaul supervision and vendor on‑site FAI review for the HXD3C‑type high‑power locomotive air‑conditioning system conducted by CRRC Taiyuan Locomotive and Rolling Stock Co., Ltd.

In 2018, our company designed and manufactured the RT-912A integrated refrigeration and beverage‑dispensing unit for passenger cars, intended for export to Sudan as part of the high‑speed trainsets supplied to CRRC Ziyang Locomotive Co., Ltd.

In 2017, our company’s products were registered and filed as high-tech products in the second batch by the Hubei Provincial Department of Science and Technology.

In 2016, the inaugural issue of the journal “Locomotive and Rolling Stock Technology” featured a dedicated promotional page for our company.

In 2016, the air-conditioning system of the Harmony‑type high‑power AC traction locomotive independently developed by our company successfully passed the electromagnetic compatibility tests conducted by China Railway Inspection and Certification Zhuzhou Traction Electrical Equipment Inspection Station Co., Ltd., as well as the performance tests carried out by China Railway Inspection and Certification Qingdao Vehicle Inspection Station Co., Ltd.

In 2015, our company was awarded the Railway Science and Technology Award by the China Railway Society (China Railway Corporation), in recognition of our significant contributions to advancing railway science and technology. The project honored this time was jointly developed by the Wuhan Railway Bureau Research Institute and our company.

In 2015, in collaboration with CRRC Beijing No. 27 Locomotive and Rolling Stock Co., Ltd., a multi‑unit air-conditioning system was custom‑designed for the country’s first batch of “high-speed railway catenary multifunctional integrated operation vehicles,” with 100 sets installed and put into service across the railway network.

In 2014, in collaboration with CRRC Ziyang Locomotive Co., Ltd., we custom‑developed and manufactured a locomotive‑specific air-conditioning system for export to Indonesia, earning high praise from our customers.