The 19th international casting expo 2023
The 19th international casting expo 2023 was held from nov29th to dec1th,2023. Ningbo tongda brought their precision castings to casting expo , the casting process includes: investment process(water glass), composite casting process,investment process(silica sol process )and lost foam process .
Domestic and foreign Customers are interested in our parts and we got many new business chance.
