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13120025230 13020001001 Telephone：
010-58464221 010-58464223 Fax：010-58464221 Address：北京市通州區綠地中央廣場二期1501室

Beijing Zhongya Environmental Protection Engineering Co., Ltd.

Add time：2017-10-16 Browse times：1807second

Congratulations to Beijing Central Asia Environmental Protection Engineering Co., Ltd. to obtain ISO9001 quality, ISO14001 environment, OHSAS18001 occupational health and safety management system certification certificate

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Beijing Zhongya Environmental Protection Engineering Co., Ltd.