The sizes of this wooden case we always custom-made according to the finned heating elements.
1, Customer: You are factory or Trading company? Yuling: We are factory! Here is our factory address: Qintong Industrial Area, Jiangyan District, Taizhou City, Jiangsu Province
2, Customer: Are your company could control all the fins spacing? Yuling: Of course, we have all the molds of the fins spacing ( conventional 3-5mm), and if you want to customize other sizes please let me know, then I will discuss with our engineer and try our best to satisfy you!
3, Customer: How do you inspect the elements before package? Yuling: We always 100% QC before package.
4, Customer: Which items you are inspection? Yuling: 1, External dimension. 2, Insulation Puncture Test (2000V 1amp). 3, Insulation resistance test (1000MOhm).
5, Customer: Your elements sold to which countries? Yuling: Our products active in the market of Germany, Australia, Switzerland, England, Cyprus, Canada, Brazil, Singapore, Korea, Russia, France, Nigeria, Janpan... Our products always got the praise from customers, whether price or quality.
6, Customer: If we find the elements has quality problems, I mean If, how will you do? Yuling: The frist, our factory has ISO9001:2008 quality control certificate and we has been implemented. So, if you find any elements has quality problems please tell me, then we will 100% compensation with next order!
If you want other certificates, we can apply for it once you order from us.