Yongji Railway Electric Machine Overhaul Co., Ltd.
1. Company Profile
Yongji Railway Electric Machine Overhaul Co., Ltd., or Yongji Electric Machine Overhaul Co., Ltd. for short, was established in 1994 in Yongji city, Shanxi province. As a wholly owned subsidiary of CRRC Yongji Electric Co., Ltd., Yongji Electric Machine Overhaul Co., Ltd. is responsible for various electric machine repair and overhaul service.
Yongji Electric Machine Overhaul Co., Ltd. has 174 employees, 28 of them are engineering technicians. It has a plant of 8600 m2 and electric machine repair equipments more than 120 sets, and capable of repairing more than 10000 units of electric machines annually. Yongji Electric Machine Overhaul Co., Ltd. is a designated electric machine overhaul enterprise approved and appointed by China Railway Corporation and was listed in the locomotive important components acceptance contents drew up by the former Transport Bureau of Ministry of Railway.
Yongji Electric Machine Overhaul Co., Ltd. innovates independently and develops rapidly by relying on resource advantages of CRRC Yongji Electric Co., Ltd.. Its production field expands continuously and main market fields involve metro, railway EMU, railway locomotives, mine, oil drilling, wind power, port, wharf and international markets etc. It occupies an increasingly significant proportion in the development strategy of Yongji Electric Co., Ltd., obtains acceptation and praise widely from domestic firms of same industry, CRRC, OEMs as well as end users, and builds good brand image in the electric machine repair industry. It is certified by ISO 9001 Quality Management Assurance System and added in the Monitoring Management of ISO 14001 Environment Management Assurance System, ISO18000 Occupational Safety Management Assurance System and IRIS International Railway Industry Standard Quality Management System of Yongji Electric Machines Company.
Furthermore, with the accumulation of repairing experience for many years, Yongji Electric Machine Overhaul Co.,Ltd can provide repair service for various abroad traction motors and special motors, which includes repair services for products of GE, GM, P&H, SIMENS, TOSHIBA, HITACHI, ALSTOM etc. It achieves a good operation performance by continuous innovation in technology and improvement in capability within many years. It started to take the responsibility of motor overhaul business of “Hexie” high speed EMU and high power electric locomotive since 2009. At present, it has completed various motors overhaul service for more than 40000 units and ensures railway operates safely with high speed and heavy load.
Based on popularity and admirable enterprise reputation in railway repair industry, Yongji Electric Machine Overhaul Co., Ltd. serves for Shanghai Metro company for 16 years, undertakes the repair business for Shanghai metro line 1, line 2, line 3, line 4, line 5, line 6 and overhaul service for whole bogie motors of line 8 as well as relative fault motors repair. At the same time, it undertakes overhaul business for two kinds of Egypt metro, overhaul business for four types of motors and manufacturing business of Hong Kong metro. In addition, it also takes the responsibility of overhaul business for Beijing metro line 13. Under the mission of customer first, quality first, we provide guarantee for metro vehicles overhaul as well as normal operation, delivered products in schedule with good quality, and got widely acceptance and praise from users.
2. Advanced manufacture equipment
2.1 Mechanical machining equipment
Vertical turning center introduced from Japan
The three dimensional measuring meter introduced from Italy
NC flexible machining unit introduced from Italy
Five surface body machining center imported from Japan
2.2 Mechanical machining equipment
Film conductor overlay automatic production line introduced from Austria
Coil formed machine introduced from Swiss
2.3 Impregnation equipment
Vacuum pressure impregnation equipment
Rotary baking equipment
2.4 Test equipment
We utilize various AC and DC machines tests with voltage, current double feedback, microcomputer control and data automatic acquisition system.
