Our factory locates closed to Shanghai. And it covers an area of 30015 square meters. The anual production capacity can reach 3000 tons. Our facotry is specialized in producing various sizes of martensite 410, 420; Ferrite 405, 430, 444, 446, 439, 409. And also specialized in producing austenite stainless seamless steel tubes, such as series of TP316/L, TP304/L, TP317/L, TP347/H, TP321/H, TP310S.