Home » Sitemap
About Us

Enterprise introduction

Shuangyi Environment Engineering Co., Ltd. is a large modern enterprise which integrate technology, industry and trade, mainly produce the FRP cooling tower, air fan, water tank, ventilation pipes, winding pipe and tank, central air conditioning terminal equipment, engineering installation, pipes, butterfly valve, ball valve, globe valve, and other FRP products, etc.

Our company is based on the abundant strength, exquisite technology, advanced management, pioneering spirit, always adhere to the management guideline "focus on the market, achieve dependig on qualiy, innovation and development", constantly pioneer to develop, and built the brand-new enterprise image.

Our Advantages

Our company has advanced equipment and we are honored as "Provincial Contract Trustworthy Enterprise" by Shandong Province Government. We have passed the authentication of Switzerland SGS, ISO9001 International Quality System and ISO14001 Environmental Management System certifications.

We boast solid capital strength, superb technology and advanced management, and we always abide by the principle of "based on the market, winning with quality, innovation and development". We continue to develop and hope to establish a new corporate image.

We have 7 subsidiary companies (branches) and an FRP Institute, such as Dezhou FRP Plant, Shuangyi Cooling Tower Limited, Shuangyi Fan Limited, Shuangyi Refrigeration Installation Limited, Yaxing Textile Machinery Manufacturing Co., Ltd. and Meihua (Dezhou) Industrial Company Limited. Dezhou FRP Plant is our core subsidiary, famous for early foundation (set up factories in 1984), large-scale, and precise products in our country.

Facing challenges in the 21st century, Shuangyi can continue to seize the opportunity of China's entry into WTO and promote our spirit of "unity, truth-seeking, high-quality and innovative". With new corporate image and superior product quality, we strive to create a brilliant future.

Quality Control

Our company has professional R&D center for the products. The transient equilibrium testing machine, mechanics laboratory, the air blower test system, the fire protection product and the air-conditioner examination center, the amount of wind wind pressure and noise testing center, attacking testing machine, the cooling tower instrumentation, the inclined manometer, thickness meter, the viscosity meter, the thermal change meter, degree of hardness meter.

General Manager words

Welcome to shuangyi, we solemnly promise to continue providing more and better service to our clients, creating more development chances for our employees,keeping paces with the times and sharing achievements. Let us work together to creat beautiful future and good life.

Contact Us

Address :

Environmental Technology Park, New & High-tech Zone, Jinan City, Shandong Province, China

Tel :


Email :

Fax :


Zip :