Generally, the sample of door intercom is provided by Paili Technology CO.,LTD without the exemption from freight fee. Taking the distance between export destinations and the port and other overhead expenses into account, the cost of delivering the sample may be higher than the unit price of the sample itself. From delivering the sample out of the factory to customers' hands, the whole manufacturing process can be completed requiring the combined efforts of a great number of people including warehousemen, shippers, and after-sales service staff. The cost of manpower is necessary.
Paili has established a well-known brand with professional spirit. video intercom system produced by Paili is very popular in the market. Paili video door phone system is manufactured from upper material and technique. This product is waterproof. It comes with waterproof coating and water-repellent coating that keep moisture from seeping through.
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