Who are the seven listed companies in Weihai?

1. Workers Machinery Co., Ltd. Shandong xinbeiyang information technology co., ltd. Shandong gaowei group medical polymer products co., ltd. Weihai east china numerical control co., ltd. Honglin technology group co., ltd. Weihai Guang Tai Airport Equipment Co., Ltd. I'm not sure, it seems to be blue star glass co., ltd.