亚洲伦理视频-亚洲伦理网站-亚洲伦理一二三四-亚洲伦理中文字幕-亚洲伦理中文字幕一区-亚洲麻豆

 Langfang Qiutian geo-engineering machinery co., LTD. is of reconstruction from Langfang Bealong mechanical and electric equipment co., LTD., located at Langfang city, the "bright pearl city" of Beijing & Tianjin corridor, with beautiful environment, convenient traffic facilities and distinct regional advantages, 50 Km distance both to capital Beijing & Tianjin.  
Our company is professional at developing, producing and marketing diversified anchor drill rigs. Based on learning and deep understanding foreign advanced technology, we developed independently BHD series of multifunctional hydraulic anchor drill rigs.