Yes. Nanjing Blue Sky Filter Co.,Ltd. will arrange a sample charge refund once an order is placed. Generally, we will set up a refund mechanism for customers who would like to place an order with a product quantity higher than the minimum order quantity set by us. The samples are only provided for free in the case of customers having a desire for further cooperation. Blue Sky guarantees offering samples with the same quality as the ordinary product, which has a high pass rate. Moreover, we offer discounts for large orders to maximize mutual benefits.
Blue Sky is very active in the pocket filters industry with its high demand. The vacuum cleaner filters series has become a hot product of Blue Sky. our team cooker hood filters has to go through rigorous quality control. It has to be tested on various parameters of quality such as waterproofness in the water. With its proper fit, this product is able to offer maximum support for people's feet and excellent walking experiences for people.
To stay ahead, our team continuously improve and think in new ways. Welcome to visit our factory!