Ụgwọ nke ụlọ ọrụ Xi an Heaven Abundat Mining Equipment Co.,LTD
Onye ọkachamara pdc cutter,pdc,bit,pdc isi bitemeputa
Okwu: B302 arụpụta ihe Owuwu Dianzi 3rd ụzọ nke yanta district, XI'an, shaanxi n'ógbè, China
website: www.tydrillbits.com
Tel: + 86 29 88894370
Fax: + 86 29 88894370-602
email: robert@tydrillbits.com