色老头太粗太大了_18videosex性欧美exchannage_亚洲精品视频在线观看一区二区_成年女人特黄大片图片

Project background: Minth provides products to many world-famous international automobile manufacturers

Wastewater difficulties: electroplating wastewater, complex components, nickel-based wastewater, chromium-based wastewater, acid-base-copper wastewater and mixed wastewater

Project location: Jiaxing, Qingyuan, Tianjin, Anji, etc. 

Project outcome: wastewater discharge up to standard (1000m3/D) , reclaimed water reuse