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Hainan Haiyu 100kt/a Tin Plate Plant

Halogen-based electroplating technology adopted for tinplate production,which effectively solves the problems in the traditional tin plating process.
First prize of Jiangxi Provincial Award for Progress in Science and Technology. First prize of  Ministerial Award for Excellent Project Design.

2019天天看夜夜看狠狠看噜片_无码专区狠狠躁天天躁_台湾中文娱乐综合she天天_夜夜爽狠狠天天婷婷五月