Long-term bulk discounts available for genuine Trane original refrigeration oils, direct supply from Trane factory sources including models 15, 31, 37, 22, 48, 49, etc. Quality assured with competitive pricing.

Hangzhou Kairui Mechanical and Electrical Engineering Co., Ltd. is a comprehensive technical company specializing in air conditioning maintenance, servicing, air conditioning system engineering, water treatment, and intelligent equipment sales, design installation, technical services, and after-sales support. The company boasts strong technical capabilities with several HVAC engineers, refrigeration and air conditioning technicians, and electrical and automation control specialists. We have established long-term close partnerships with large domestic and Hong Kong-Macau trading companies and brand factories to provide you with fast, high-quality, and affordable original air conditioning spare parts and refrigeration oils. Our main brands include Carrier, York, Trane, McQuay, Dunham-Bush, Daikin, Hitachi, and more. We are committed to fully meeting our customers' needs! Whatever you require is our direction and goal! In recent years, our projects have served various sectors including government agencies, enterprises, telecommunications, power, and other organizations, with applications in hotels, shopping malls, office buildings, production workshops, and more. Thanks to our fast, high-quality technical services, cost-effective pricing, and affordable parts, we have earned widespread recognition and praise from numerous clients. Our business continues to thrive, and we look forward to establishing friendly cooperative relationships with more partners nationwide, providing you with long-term quality services. We offer 24/7 service year-round, WeChat V: fjcaline.

Our air conditioning services:
1. Regular maintenance and servicing of air conditioning systems, annual inspection services, and prompt handling of sudden malfunctions;
2. Wholesale and sales of original spare parts and refrigeration oils for air conditioning system main units;
3. Air conditioning technical consultation services and technical guidance;
4. Air conditioning maintenance, cleaning, business and technical cooperation;
5. Startup and operation of air conditioning systems;
6. Major overhaul services for air conditioning main units;
7. Maintenance of air conditioning system terminals;
8. Maintenance of air conditioning system water pumps and cooling towers;
9. Chemical water treatment for chilled water unit air conditioning systems;
10. Comprehensive maintenance services for air conditioning systems;
11. Commercial air conditioning system design, equipment sales, installation, warranty, and maintenance services.