Mtengo wamtengo wapatali wa High Purity Calcium Wire. Harvest Enterprise ndi High Purity Calcium Wire wopanga komanso ogulitsa ku China. high purity calcium waya ndi zopangira za calcium core waya.
Ogulitsa Otentha China Carbon Black N660 Opanga Zitsanzo zaulere ndi Otsatsa. Harvest Enterprise ndi Carbon Black N660 wopanga komanso ogulitsa ku China. CarbonBlack N660 ndiyoyenera mphira wamitundu yonse. Poyerekeza ndi theka-amalimbitsa mpweya wakuda, izo ali apamwamba dongosolo, particles bwino, zosavuta kumwazikana mu mphira pawiri.
Gulani Kuchotsera Carbon Black N550 yokhala ndi Zitsanzo Zaulere zopangidwa ku China. Harvest Enterprise ndi Carbon Black N550 wopanga komanso ogulitsa ku China. Nthawi zambiri zinthu zopangira kaboni wakuda ndi Ethylene Tar ndi Malasha Tar. Nthawi zambiri Ethylene ali ndi hydrocarbon yapamwamba kwambiri yonunkhira, komanso phula ndilambiri. Poyerekeza ndi Ethylene Tar, Phula la malasha lili ndi hydrocarbon yonunkhira kwambiri komanso yotsika kwambiri ya phula. Ku China, zinthu zambiri zopangira kaboni wakuda ndi malasha Tar.
Petroleum resin ndi mtundu wa utomoni wa thermoplastic wopangidwa ndi kusweka kwa C5 olefins muzopanga za ethylene chomera kudzera mu pretreatment, polymerization, Petroleum Resin flash evaporation ndi njira zina. Ndi oligomer yokhala ndi mamolekyu ambiri kuyambira 300 mpaka 3000. Utoto wamafuta susungunuka m'madzi, Petroleum Resin sungunuka mosavuta mu zosungunulira za organic, Petroleum Resin acid resistance, alkali resistance, water resistance, Petroleum Resin chemical resistance,Petroleum Resin anti- kukalamba ndi zina zabwino kwambiri.