1,Developing mold as its pictures or real samples 2,Certification:RoHS,NON-PHTHALATES,REACH 3,Material ... your customers' design and sample.3).Payment by T/T or L/C,30%deposit and 70%balance before shipment.Guarantee1 ... list and quotation, please feel free to email to us or visit our company web site, we will be glad to ... got the high reputation from our customers. PVC Profiles for windows and doors veka