core concept
values
dream
continue to provide customers with satisfactory products
carefully designed and manufactured
hotline: 022-86663018
create chinese intelligent manufacturing enterprises
culture
![](/uploads/image/wu201/yishanl.png)
core concept:
grow up through learning, develop through innovation.
![](/uploads/image/wu201/yishanl.png)
values:
customer creates value, seek innovation from customer needs.
staff creates good performance, strive for excellence through their growth.
![](/uploads/image/wu201/yishanl.png)
dream:
become environmental protection and efficient construction machinery manufacturer of china.
company
honors
![zizhi1](/uploads/image/wuethumbs/zizhi1-pn1zu01wy505pwy702qbo3nreol0a4t33ip1uirtz4.jpg)
![zizhi2](/uploads/image/wuethumbs/zizhi2-pn1zu01wy505pwy702qbo3nreol0a4t33ip1uirtz4.jpg)
![zizhi3](/uploads/image/wuethumbs/zizhi3-pn1zu01wy505pwy702qbo3nreol0a4t33ip1uirtz4.jpg)
![zizhi4](/uploads/image/wuethumbs/zizhi4-pn1zu01wy505pwy702qbo3nreol0a4t33ip1uirtz4.jpg)
about
us
as a professional manufacture of crawler type bulldozer,tianjin yishan construction machinery co., ltd(formerly tianjin construction machinery factory) was established in 1953. since the first crawler type bulldozer was developed in 1958, we have a history of manufacturing crawler type bulldozer for more than 60 years.
![](/uploads/image/wu201/yishanl.png)