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Address: Heng'an Community, Yanqing Town, Yanqing District, Beijing
phone: +86-0917-6730808/13759748961
Emali：bjrgtc@126.com
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Hotline：+86-13759748961
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Address: Heng'an Community, Yanqing Town, Yanqing District, Beijing
phone: +86-0917-6730808/13759748961
Emali：bjrgtc@126.com
|
Hotline：+86-13759748961
|
