Chang Tong Technology Co., Ltd is a professional manufacturer.

Advantage of forged flange:

1.China's largest production base of flange blank.

2.China's patented invention enterprise of hot rolled machine and hot rolled process of      flat welding flange.

3.Hot rolling and hot coil can be finished at one time,stable quality.

4.Multi-turn coil,fast speed,high efficiency.

5.High process precision,good flatness,high yield.

6.According to customer demand,adjust its specification.


Our service:

1.You can return the goods to us,if the products have ang quality problems.

2.Our buyers can enoy our bottom price,free technology service all round the year,free souvenirs and so on.

3.The bulk buyers and OEM customers can enjoy transport priority and we will arrange consignment agents for you.

4.Our service tenet:To achieve our customers the highest expectation ,to achieve customers


5.we will provide with the best service,believe us and believe your eyes.



Please feel free to submit your inquiry information to us! our sales manager will contact with you as soon as possible