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东营凯瑞管道修复技术有限责任公司是专业从事地下管道非开挖修复技术服务和施工的技术型企业， 公司上游公司东营市东营区胜利建筑安装有限责任公司是长期活跃在胜利油田和东营地区的老牌建筑安装企业，注册资金2000万元人民币，具备建筑工程总承包贰级、防腐保温和管道工程专业承包叁级资质并于2003年通过了

Aleader Machinery is a modern investment casting manufacturer, We are specialized in investment casting, heat treatment, precision machining and surface treatment. We are committed to providing our customers with high-quality castings and manufacturing solutions.

SLAA Tape is a adhesive tapes manufacturer in China, professional supply and convert high quality adhesive tapes. We have over 10 years experience converting the Gaffers tape,Masking Tape, Splicing tape, Aluminum foil tapes, Washi Paper Tape etc.

Dongying Highco Metal Manufacturing Co.,Ltd. is a Stainless Steel Railing Fittings Manufacturer n China .We do not only produce these parts according drawings or samples from our customers, but also offer our design or idea to help our customers improve these products.

DeYou Tape is a lager aluminum foil tape manufacturer in china. We supply synthetic rubber resin adhesive tape, Water-based acrylic adhesive tape, solvent-based acrylic adhesive tape, alum foil glass cloth tape, reinforced aluminum foil facing.

Shengya Chemical is the professional manufacturer of sodium chlorite and its related chemicals in China. The main products are: Solid Sodium Chlorite, Sodium Chlorite solution, Chlorine Dioxide, Sodium Bisulfate.

Dongying Tianqi Technology Co., Ltd. is a leading stainless steel fasteners manufacturer located in the Dongying Economic and Technological Development Zone, China. It's Stainless Steel Nuts including Hex Nuts, Hexagon Flange Nuts, Nylon Lock Nuts, Butterfly Nuts, and more. It's selection features 304, 316, 316L, and 321 stainless steel options, with various standards such as ASME/ANSI, DIN, and GB. Whether you need Hexagon Slotted, Expansion Ring, or Tooth Nuts, we provide reliable fasteners for all industrial needs.