Is there free daf unit design sample provided?
Some items including daf unit on the internet are marked as "Free Sample" and can be ordered as such. In general, Qingdao Jinwantong Environmental Science and Technology Co., Ltd.'s regular products are available for free samples. However, if the customer has some specific requirements such as product size, material, color or LOGO, we shall charge the relevant costs. We are keen for your understanding that we would like to charge the sample cost which will be deducted once the order is confirmed. Once you are satisfied with our sample quality and place an order with required MOQ, we surely return such amount.

Jinwantong has developed into a global company specialized in sludge dewatering. Jinwantong's dissolved air flotation series contains multiple sub-products. The appealing design makes Jinwantong wastewater treatment scraper attract more customers. It works as an excellent wastewater solution for compliance and reuse. All the features of this product guarantee an image true to the projected source for all viewers, regardless of their seating position. It is designed for the technical and financial optimization of each of the clients’ needs.

We have strictly implemented sustainability practices. During our production, we consume our energy more efficiently, which can minimize our carbon footprint.
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