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HUNAN GNT NEW MATERIAL TECHNOLOGY CO.,LTD.
RENQIU BOLANG DOORS INDUSTRY CO., LTD.
HESHAN BOAN FIRE GLASS TECHNOLOGY CO., LTD.
JIANGXI ZHONGDUN FIRE EQUIPMENT CO., LTD.
WEIXIAN HUAKAI RUBBER PRODUCT TECHNOLOGY CO., LTD.
K-DRAW(GUANGDONG) NEW BUILDING MATERIALS TECHNOLOGY CO., LTD.