Company Profile

Shandong Longde composite material Polytron Technologies Inc is a wholly-owned subsidiary of Shandong Marriott Paper Group. It is located in the Linqu Economic Development Zone in Shandong. It was founded in 2012. The registered capital is 50 million yuan and covers an area of 260 mu. It is a technical enterprise integrating scientific research, development and production with industrial filter products as a whole. It is made by Weifang. The Municipal Science and Technology Bureau is approved as "Weifang automobile filter paper engineering technology research center", and is a member unit of China automotive industry association filter branch. The company has passed the TS/16949 international auto parts quality management system certification, and listed in Shandong property rights trading center (abbreviated: Longde science and technology, equity code 300239).

The first phase of the company's investment is 200 million yuan, and the high grade filter paper production line is built, and the advanced international production technology and manufacturing equipment are introduced. The company produces 10000 tons of high grade filter paper for automobile. The original paper production line adopts domestic advanced diagonal mesh forming and drying penetration technology. The coating production line introduces the leading international German VITS coating machine and dispensing system, and the exhaust gas recovery combustion system (RTO) of German WK company has been matched, so as to realize clean production and environmental protection and energy saving. At the same time, the PALAS MFP3000 filter material testing system is equipped, and the advanced air permeability meter and Kong Jingyi testing equipment commonly recognized by the current international filter industry have been established. The advanced raw material detection and analysis, the constant temperature and constant humidity laboratory of finished products have been established, which provide reliable guarantee for the quality of the products.

Relying on the advanced management system of the group, with the good production equipment and perfect testing instruments, the company will provide high quality industrial filter products for domestic and foreign customers through the experienced technical research and development team.

Shandong Longde composite material Polytron Technologies Inc has always kept the business philosophy of "quality supremacy, reputation first, and customer risk reduction", and wholeheartedly provides customers with products and services.


Address: No. 5311, Walter Road, Linqu County, Shandong, China

Phone: 0536-3396782/3612026

Fax: 0536-3612026

Mailbox: longde@longdekeji.cn

Web site: www.longdekeji.cn

Copyright Shandong Longde Composite Fiber Technology Co.,Ltd

Address: No.5311, Huate Road,Linqu County,Shandong,China Website: english.longdekeji.cn Tel: +86 536 3396782/3612026 Fax: +86 536 3612026 Postal code: 262600 ³ICP16008571