Surface treatment processes of fence produced by Xingyu are as follows: work-piece in fine processing --- hot galvanizing (played as electric protective react, prevent the steel parts from rusting from inside to outside) --- surface refinishing --- skimming --- cleaning ---surface adjusting --- Zinc Phosphating (increase adhesion of the coating and the work-piece) --- Cleaning --- curing --- drying --- surface spray --- Vulcanization & Curing --- latter period processing.