Main Industry：square head wood screws, square head wood screw with turningCompany Type：Co Ltd
Registration Year：1999
Haiyan Longcheng Standard Parts Co., Ltd.
With the continuous improvement of production capacity, the annual export volume is up to 10,000 tons, which can produce Chinese GB standard, German DIN standard, international ISO standard, British standard. National BS, American ANSI standard, Italian UNI standard, Japanese JIS standard and other specifications of screw products.