山東環海塑業有限公司主要生產PE 供水管道、PE燃氣管道、PE-RT地暖管道、PE-RTⅡ型熱力管道四大系列產品，產品廣泛應用于給水、排污、燃氣、采暖等領域，是一家集產品研發、制造、銷售、市場服務于一體的現代化技術企業。

Aleader is a modern and professional manufacturer and exporter dedicated to research, development, production, sales and service of investment castings including construction hardware, glass spigots, glass clamps, auto parts, pump & valve parts, impellers, marine hardware, and some other machinery parts in materials of stainless steel, carbon steel, alloy steel, and brass, etc.

SLAA is a adhesive tape supplier from china, professional manufacture and convert cloth adhesive tape.we have over 10 years experience converting the rubber adhesive cloth tape, specially for aluminum foil tape, painters tape, Splicing tape, gaffers tape, etc.

Dongying Highco Metal Manufacturing Co.,Ltd. is a Stainless Handrail Fittings Manufacture in 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 supplier 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: Sodium Chlorite Solid, Sodium Chlorite solution, Chlorine Dioxide, Sodium Bisulfate.

山東全民塑膠有限公司是國內早期從事鋼質管道防腐蝕保護涂層材料研制、開發、生產、銷售和進出口的專業化一體式企業，主要生產管道防腐膠帶、管道防腐熱收縮帶套、管道防腐熱熔膠粘劑三大系列幾十種產品。

全民塑膠20年致力于管體、管件外壁防腐蝕保護及修復材料的研發制造、技術創新，已為國內外廣大客戶提供了多套完整的解決方案，產品有防腐膠粘帶、粘彈體防腐材料、聚乙烯涂層材料、熱縮修補材料等類別。

山東全民塑膠公司是國內早期的防腐冷纏帶實力生產廠家，產品有PF/RPC環氧煤瀝青防腐冷纏帶、油性礦脂防腐帶、聚乙烯防腐冷纏帶、聚丙烯防腐冷纏帶、鋁箔防腐冷纏帶、粘彈體防腐帶、PVC保護膠帶、粘彈體膏、礦脂油性底漆、礦脂油性膠泥等二十余種產品。

山東力通石化工程有限公司提供各種換熱器防腐施工，還未其他水冷、油冷、大罐、管道和空氣冷卻器、空調等冷換設備進行內外高壓水清洗、化學在線清洗、磷化、鈍化、鍍、涂層防腐服務。