亚洲一二三区在线观看未删减,波多野结衣制服丝袜中文字幕,AV天堂东京热无码专区,欧美一级做a爱高清免费观看亚洲五月},免费a级作爱在线视频},精品国产91久久久久久久

ABOUT US

Understand the history of the company

ABOUT US

Understand the history of the company

 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. 
     
   

PRODUCT

Our products and services

PRODUCT

Our products and services
全南县| 潞城市| 竹北市| 青岛市| 鄱阳县| 余干县| 梓潼县| 榆林市| 都昌县| 雅安市| 上饶县| 临漳县| 绥江县| 镇远县| 无棣县| 惠水县| 合水县| 雅江县| 奉贤区| 额尔古纳市| 老河口市| 蓬安县| 黄大仙区| 贵溪市| 金溪县| 泰和县| 吴旗县| 东阳市| 隆德县| 常宁市| 马关县| 清新县| 建德市| 仪征市| 金湖县| 威远县| 淳安县| 景东| 新建县| 淮安市| 德清县|