Top Three for 15 Consecutive Years
Tongda has been consistently ranked among the top three enterprises in China's plastic blow molding machinery industry.
Company profile
Tongda has been consistently ranked among the top three enterprises in China's plastic blow molding machinery industry.
Tongda is a Vice President Unit of the China Plastics Machinery Industry Association and a national specialized and innovative “Little Giant” enterprise.
As of 2025, Tongda has drafted 6 national standards, 1 industry standard and 1 association standard.
The company holds more than 90 national patents and continues to advance extrusion blow molding equipment technology.


Machine engineering, mold capability, production resources and industry experience come together around real hollow plastic manufacturing requirements.
Our capabilities in numbers
Recognition
A number of technologies have won the second prize of national and provincial science and technology, the special prize of Jiangsu Province for new product research and development, the first drafting unit of national standards, and Mr. Xu Wenliang, the chairman of the board, won the fourth batch of national Reward (Leading Talents in Science and Technology Entrepreneurship). The company has undertaken major achievement transformation projects in Jiangsu Province and is a small giant cultivation enterprise in Zhangjiagang City. The company will adhere to the development tenet of “Working together and growing together” to create sustainable value for customers and employees.
Working together
Tongda Machinery
and growing together
From idea to operation
Customer needs and product analysis.
Plan formulation around production requirements.
Processing, manufacturing and quality control inspection.
Commissioning training and after-sales service.
Tongda strives to meet the flexible and changeable needs of every customer, from customer needs, product analysis, plan formulation, processing and manufacturing, quality control inspection, commissioning training, after-sales service and other aspects to demonstrate the image of a responsible large company. Meet our team and see our customers.