6L ISL QSL8.9 Engine Parts 3948578 Valve Oil Seal 3948578

Shiyan Dongsu Industry Trade Co.,Ltd was founded in 2011, are based in the world famous automobile manufacture city Shiyan located in the industrial heart of China.

Since the company was established with professional, honest, efficient and win-win business philosophy, customers we served cover most of countries and regions in the world. Our company always stick to provide our customers with superior products, good technical support, perfect after-sales service, logistics scheme of multiple channels. We do our best efforts to meet customer's demand.

We warmly welcome both new and old customer from all over the world. Honest cooperation and Starting from heart. Your choice, our service.

Let's join hand to win the bright future.

Most of our products have been widely applied around world and enjoyed a good reputation by its quality ,reliability and professional pre-sales and after-sales service of DS team.
We warmly welcome your patronage and will serve our clients both at home and abroad
with products of superior quality and excellent service geared to the trend of futher developmen as always.
We have advanced technology and management system to ensure that each product meets a high standard.

We believe soon you will benefit from our professionalism.

We are ISO9001:2008/ISO-TS16949 quality management system certified with SGS. All goods are 100% tested before shipping.

Original/Neutral/Customized Packing
1. DCEC/CCEC/XCEC Original Packing.
2. Neutral packing and customer's own branded packing are also available. 
3. Goods will be packed by fumigated wooden cases or pallets for protection.

100% Customer satisfaction  view more>

On the basis of "customer first , qualtiy first, service first" , we aimed at 100% customer satisfaction and provide professional pre-sales and after-sales service.

We supply the most effective product with best price.

We Have established long-term cooperation with many customers and haven't received any complain

FAQ

Q1. Are you trading company or factory?

A: We are trading company.We have a wide range of purchase channels and a lot of quality resources.

Q2. How is your production management and quality control system?

A: We are ISO9001:2008/ISO-TS16949 quality management system certified . All goods are 100% tested before shipping.

Q3. Can your company customize products?

A: Yes, we can produce by your samples or technical drawings. 

Q4.Can you provide samples of your products?

A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q5. What payment you can accept?

A: Western Union,TT and Alibaba online trade assurance and paypal.Others can be negotiated.

Q6. When will you delivery the goods after payment?

A: Within 3-5 working days after we receive your payment.

Q7. What are your advantages?

A: Prompt reply and honest attitude.Delivery fast , Price advantage , Keep quality and do best service