Genuine diesel engine spare parts 4309114 L9.3 piston ring

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 reputaiton by its quality ,reliability and professional pre-sales and after-sales service of DS team.
We warmly welcome your patroncage 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 cetified 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.

Package by Express.

 Package by Air or by Sea.

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 complaint.

Prompt Reply and honest attitude communicate. 

Delivery fast, Price advantage, Keep quality and do best service.

We have an experienced team to provide high qualtiy products and excellent service to clients.

Company on the basis of "customer first, qualtiy first, service first" faith to offer you satisfied products.

Welcome to enquiry us!