air intake system|exhaust system|operating shaft|air filter|diesel filter|hebei yili group co., ltd.-1066vip威尼斯
yili products oem manufacture
extrusion
it’s a processing method. refers to the m...
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rotational molding
rotational molding, also known as rotomoulding...
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blow
blow molding is also known as hollow blow mo...
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injection molding
there are more than 30 staff in injection worksho...
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