Qingdao Wasta Machinery Co., Ltd. ye tɔ̈ Shandong Qingdao (Qingdao City Chengyang District Wasta Industrial Park), a looi në 2003, a ye raan cɔl R & D, luɔɔi, marketing, luɔɔi ku jago, a ye raan cɔl R & D, luɔɔi ku luɔɔi. Washtar Company ye baara kɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛmɛ ka tɛ Ka kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l Aw ye baara kɛ ni: HDPE pipe extrusion line, HDPE pressure pipe (water/gas) extrusion line, single/dual wall corrugated pipe production line, hollow wall winding pipe/structural wall pipe/carat pipe production line, and various sheet production lines for various materials, and various types of single screw extruder and dual screw extruder etc. Në run 8 cï lɔ, Qingdao Wester acï ISO9001: 2008 International Quality System Certification yök në SGS (International Authority Third Party Testing Agency - Swiss General Standard). Ka tɛ̈n yenë kä ye kek looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi looi.