1,Company Introduction
Derain Auto Parts Co., Ltd is a Auto clutch company specializing in R&D, production and sales of light, medium and heavy trucks in China. Our products are suitable for European, Japanese, Russian, America and Chinese Trucks.


2, Product Advantage:
2.1 Material
Our Material from best steel factory "Shanghai Bao Steel's" in original company, we manufacture 90% spare parts by ourselves, passed the test of national authorities. And all our spare parts is after heating process.
2.2 OEM Supplier
We had cooperated many OEM factory in china, Such as SCHAEFFLER Luk clutch factory,  DAFAN spring diaphragm factory, LIZHOU spring factory. And so on

2.3,High TECHNOLOGY(laser welding)  (SAME AS SACHS COMPANY)

IPJ & KUKA 4KW big power and first class laser welding machinery, same as SACHS Company in Germany. we are only one factory in china has this equipment and technology.
 2.4 Strictly quality control Manager system
We have a whole set of complete testing equipment, We check every one clutch cover's details after finished production.



And we will spot test the material before put in the storage.
3,Product information:

OEM:Reference NO.:
4,RFQ
Q1. What is your terms of packing?
A: Generally, we pack you goods use brown or white blank neutral boxes. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q3: Can i get any discount? 
A: Yes, there are 3 ways: 
1: Order over 1000 units; 
2: Place order with our trailer and other goods; 
3: 100% TT advanced payment. 

Q4: Is inspection need after final production? 
A: No, CHALLENWAY has a professional internal QC team to control the quality within and after final production. The buyer's inspection is also allowed. 

Q5: How long I can get the goods after confirm order? 
A: We need 7-30days for production; If you could arrange 100%TT, we will booking ship advanced, you dont need to wasting time for waiting delivery. 

Q6. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q7: What is your guarantee? 
A: 1 year or 12000km; 

Q8: What should i do if claims appears? 
A: When the claims appear, what we need are the pictures of products, use condition brief, the order information. CHALLENWAY will analysize the problem, even field investigation, and work out an final option with customers. 

Q9: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;