About SJ Group
sj group (hk) limited (sj group) was established in 1987, hongkong. sj group starts from precision automotive mold building, and step into packaging mold building, medical mold build... Read more
sj group (hk) limited (sj group) was established in 1987, hongkong. sj group starts from precision automotive mold building, and step into packaging mold building, medical mold build... Read more