Dalian he bo machinery co., LTD
Contact person: yufeng Du
Mobile phone: 13500757747
phone: 0411-88028355
fax: 0411-88028355
mailbox: dyfengdl@163.com
URL: www.dlkbjx.com
address: No. 1-6, gold drilling road, guangming street, jinzhou district, dalian city, liaoning province
2017-09-06Hot dip galvanizing precautions
2017-09-06Hot-dip galvanizing after welding
2017-09-06Pre-hot-dip galvanizing welding
2017-09-06Zinc residue and zinc ash
2017-09-06Hot dip galvanized fluxing agent
2017-09-06Application of vibrators
2017-09-06Hot-dip galvanizing plant
2017-09-06Hot - dip galvanizing process principle
2017-09-06The Reform of Hot Dip Galvanizing
2017-04-22新闻测试三
2017-04-22新闻测试二
2017-04-22新闻测试一