山東天工建設有限公司現有建筑工程、公路工程、水利水電工程、市政公用工程施工總承包叁級資質，建筑裝修裝飾工程專業承包貳級資質，施工勞務資質，并在各工程施工方面，積累了豐富經驗。目前公司擁有施工人員600余人，專業技術人員86人，機械設備100余臺，下設多個工程項目部。公司技術實力雄厚，機械設備先進，施工隊伍過硬，可承建各類大中型工業建設項目。

Aleader Machinery is a modern manufacturing company specializing 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 Masking tape, Gaffers tape, Painters tape, Splicing tape, Aluminum foil tapes.

Dongying Highco Metal Manufacturing Co.,Ltd. is a professional manufacturer and supplier in Steel Handrail Railing Fittings and glass railing system fittings in stainless steel materials, satin and mirror surface finish.

DeYou Tape Co., Ltd. as one of the largest aluminum foil tape manufacturer, main products include Aluminum foil tape, FSK tape, Aluminum foil glass cloth tape, Foil scrim tape, PET laminated foil tape.

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