... District, Guangzhou ,China, with large scale ,good environment,warmly welcome to visit our factory!Certification:ISO9001(If required , we can do ... and 4 linesPolicy:We will give good policy to support you , for details , please contact us.Sample fee and sample time:For free ... also be good Still have questions ?Huhhuh ,then feel free to contact us . Let’s fight for bright future .Have a niceday ! why ...