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Nelson Energy Technologies Limited - Hong Kong
Flat/Rm A3, 9/F Silvercorp International Tower, 707-713 Nathan Road,
Mongkok, Kowloon, Hong KongTel: +852-30506753
Fax: +852-21100996
Website: www.nelson-energy.com -
SJ Petroleum Machinery Co.; SINOPEC
#1, SJ Road, Jingzhou Hubei, China
Tel： +86-716-8429194 (Marketing)
+86-716-8429651 (After Service Section)
Fax: +86-716-8429069
Website: http://sjpetroen.jzcom.cn/ -
Jiangsu ChengDe Steel Tube Share Co.,Ltd.
NO.1, Sanjiang Avenue, Yanjiang Economic Development Zone,
Jiangdu District, Yangzhou City, Jiangsu Province, ChinaTel: +8651480833898
Website: http://www.cdgroup.cn/en/
