It has a dual-channel structure and nitriding polishing head. The forming machine adopts horizontal structure, chain drive design, advanced water cooling system, vacuum forming system, automatic lubrication system and advanced double-layer on-line expansion function. 7178788094934171783-blid-3301036155903618657

เลขเด็ด"ทรัพย์เศรษฐี"เลขเด็ด@Kai #1/3/63

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