It is really not easy to find a suitable
First of all, we have to see if there is any gutter production and sales qualification in this factory. If a factory does not have this qualification, then the quality of the products they produce will not pass definitely, so that the quality issues of the products we buy back will not be solved definitely.If there is no problem with the qualifications, let's take a look at their business tax information, check the scale of their factories and see their company's specific operations. If necessary, we can go to their factory to understand situation.
In addition, they are allowed to carry out on-site inspection of their own
Thirdly,It is best to sign a service contract with the resin concrete drain factory after comparing them.The contract includes: product model, product installation cycle, product post-service and product cost. Because the drain products that we buy back are installed on roads and roofs, they generally do not move easily. Therefore, we should think about the problems that may occur and avoid problems that cannot be solved in the future.
Since most of our customers are engaged in municipal engineering construction, the selection of related supporting products must be paid attention to, and can not be shoddy. In the end, it not only affects the finishing of their own projects, but also affects their industry reputation.
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