Should be based on the user's different requirements to choose different types of civilian valves: 1, the purchase of visual valves, the surface should be no blisters; plating surface should be uniform, should pay attention to whether the peeling, cracking, scorch, exposed, peeling, black Spots and obvious pitting and other defects; spray surface tissue should be fine, smooth and uniform, not sagging, exposed defects. The above defects will directly affect the service life of the valve. 2, the valve pipe thread is connected with the pipe, the purchase of visual surface thread without dents, broken teeth and other obvious defects, with particular attention to the pipe thread and the coupling of the effective length of the screw will affect the reliability of the seal Sex, purchase, pay attention to the effective length of the pipe thread. General DN15 cylindrical thread effective length of about 10mm. 3, gate valve, ball valve is generally marked on the valve body or handle nominal pressure, optional according to their needs. 4, replace the existing gate valve or ball valve, we must clarify the length of its structure, so as not to buy after the installation. 5, the triangular valve pipe thread with internal and external thread two, according to the need to purchase; also note that there are some zinc alloy valve on the market today, the valve price is lower than the average product, but Corrosive and cause rupture. As far as possible in the regular building materials stores, shopping malls, so product quality can guarantee.

Head Light

head light 3


We always prioritize quality and move forward for 6 years, focusing on the automotive parts industry. Our company has a comprehensive quality management system, and our products are sold to countries and regions such as Europe and Asia with complete and high-quality products at a reasonable price. They are highly praised and favored by domestic and foreign customers.


Hongwen Vehicle Industry mainly engages in automotive accessories such as head lights, Fog Lights, tail lights, front and rear bumpers, car grills, fan shrouds, as well as interior and exterior decorations. With six years of production experience, we focus on every detail and provide customized services for you.

The main purpose of head lights is to illuminate the road and objects in front of the vehicle, ensuring driving safety. Alternatively, alternating high and low beams can be used as night passing signals.

Do you want the head lights of Toyota Hilux, Nissan Navara? Click here to browse our head light series products.

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Danyang Hongwen Vehicle Industry Co., Ltd. , https://www.cn-hosc.com

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