1. Adopt advanced CAD and CAM software and advanced machine to design and manufacture ,so our products are bright surface and high precision .
2. Advanced heat treatment and surface treatment craft, so our products have high hardness and long life span .
3. We have designed to raise the quality,improve the efficiency,cut down the capitalized cost ,reduce labor...so our products with pretty competitive price at home and abroad .
4. We have abundant technical force, well-appointed products and well-equipped examines. And the most important aspect you choose our company is that we have the rich design, manufacture, debugging experience ,so our products with top quality .
5. We have excellent sales team 24 hours online servicing for you , so all your concerns will be received ourcareful attention and prompt reply.
6. Comprehensive sale services .

7. Some kind of products mass in stock here ,so timely delievery .

1.What are the elements of your quotation?
3D or 2D drawing(such as IGS/STP.DWG and etc.)or sample,material,quantity and surface treatment.
2.Why do you choose us?
We are a professional manufacturer with advanced production equipments and a complete set of mature supply chain.
3.What advantages do you have?

Our production has the superior quality with competitive price. Regardless the quantity of your order,
We would like to offer the sample for free to you and guarantee your confidence for production quality.
We will provide the one-stop service for Pre-sale, sale and after-sale.
4.How do you guarantee the high quality of your production?
CMM,Optical Profiler, CALIPER,ring gauge,roughness tester, hardness tester.We have advanced testing equipments CMM,Optical Profiler, CALIPER,ring gauge,roughness tester, hardness tester.

Henan tianlong machinery manufacture co., LTD is one of the biggest parts manufacture , which specialized in gear/ sprocket/ timing chain kit etc transmission parts with top quality and pretty competitive price for more than 30 years in china. our products have exported to Europe , USA, Middle east , Southeast Asia etc developed countries since 1992. the most important aspect is that we have rich design, manufacture, debugging experience and our professional designer can meet any of your special requirements. moreover, we have excellent sales team 24 hours online servicing for you ,so all your concerns will be received our careful attention and prompt reply.