東營恒科精密金屬有限公司　成立于1988年,座落于山東省東營市勝利經濟開發區，注冊資本1000萬元，占地48000平方米，建筑面積30000平方米。公司現有員工300余人，其中技術人員50余人。

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.

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.