發送短信 : Flame retardant polypropylene based composites

  _____     _____     _____     ______    ______  
 / ____||  |  ___||  / ____||  /_   _//  /_   _// 
/ //---`'  | ||__   / //---`'   -| ||-   `-| |,-  
\ \\___    | ||__   \ \\___     _| ||_     | ||   
 \_____||  |_____||  \_____||  /_____//    |_||   
  `----`   `-----`    `----`   `-----`     `-`'