SRLF.SRLF was established on March 23, 2004, with its registered location in Jiangsu Province. SRLF's primary products include: a series of lifting tongs, a series of jaws, a series of lifting clamps, various reaming tools, a series of casing chucks, a series of pneumatic chucks, a series of drill pipe power tongs, and a series of casing power tongs, among other petroleum drilling and extraction tools. All SRLF products are certified under environmental management systems and manufactured in compliance with API standards. The company holds API Q1 and ISO international quality system certifications, possesses the right to use API “7K,” “8C,” and “6A” logos, and holds independent import/export rights. Primary product categories include: - Lifting tong series - Lifting clamp series - Casing clamp series - Chuck series - Lifting clamp chuck series - Spacer series and accessories - Hydraulic cathead series - Clamping device series - Tooth plate series - Lifting ring series - Power station series - Power tong and threading tong series - Drilling tool gauges - Other categories