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Patent certificate
  • Invention patent certificate (a ABS retarded grade color masterbatch)
  • Invention patent certificate (a carrier free foaming masterbatch and its preparation method)
  • Patent for invention (a pretreatment pigment and its preparation method)
  • Invention patent certificate (halogen free flame retardant high gloss polypropylene and its preparation method)
  • Invention patent certificate (a high rigid and high flow PC, ABS alloy and its preparation method)
  • Invention patent certificate (a coloring masterbatch for polyester)
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Mailbox: bosi@vip.163.com
Address: No. 7, Yun Qing Road, Luogang District, Guangzhou, Guangdong

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