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Shenzhen Yongjiasheng Technologies Co., Ltd. is a Surge Protector manufacturer of security products with well-equipped testing facilities and strong technical force.

With a wide Surge Protector range, good quality, reasonable prices and stylish designs, our Surge Protector products are extensively used in security industry and other industries.

Our Surge Protector products are widely recognized and trusted by users and can meet continuously changing economic and social needs.

We welcome new and old customers to contact us for future business relationships and mutual success!

1.Q: Are you a Surge Protector factory or Surge Protector trading company?

A: We are Surge Protector manufacturer.

2.Q: Where is your Surge Protector factory located? How can I visit there?

A: Our Surge Protector factory is located in Shenzhen City, China. You can fly to Shenzhen Bao’an airport directly, and we will pick you up. Welcome to visit our factory.

3.Q: How can I get some Surge Protector samples?

A: We are honored to offer you Surge Protector samples, pls contact our staff and leave detailed contact information, we promise to keep your information confidential.

4.Q: How does your factory do regarding Surge Protector quality control?

A: Quality is the priority. We always attach great importance to Surge Protector quality controlling from the start to the end. All our products have gained CE, FCC, ROHS certification.

5.Q:What can you do?

A:1.All of our Surge Protector products have proceeded aging test before shipment and we guarantee safety while using our products.

   2.Support imprint your logo on Surge Protector products and let your logo shine anywhere.

   3.Surge Protector OEM/ODM orders are warmly welcomed!

6.Q:Warranty and return:

A:1.All Surge Protector products and accessories have been tested by 3 times before ship out.

   2.We own the best after-sale service team, if any problem happens, our team will do our best to solve it for you.

1.We also provide 12-month free maintenance. The buyer should return the Surge Protector product in the original conditions to us and should bear the shipping costs for return.  If any part is required to be replaced, the buyer should also pay for the costs of the parts to be replaced.

2.Before returning the items, please confirm the return address and the logistics method with us. After you give the items to the logistic company, please send us the tracking number.  As soon as we receive the items, we will repair or exchange them ASAP.

3.We will refund you if you return the items within 15 days of your receipt of the items for any reason. However, the buyer should make sure that the Surge Protector items returned are in their original conditions.  If the items are damaged or lost when they are returned, the buyer will be responsible for such damage or loss, and we will not give the buyer a full refund.  The buyer should try to file a claim with the logistic company to recover the cost of damage or loss.

The buyer will be responsible for the shipping fees to return the items. 

Shenzhen Yongjiasheng Technology Co.,LTD. is a direct supplier of security cameras(CCTV,network IP,and AHD),video surveillance systems,and CCTV equipment (Closed Circuit Television ) for home, business and government.In addition to CCTV cameras and systems,we also manufacture network IP cameras,AHD cameras,and hundreds of video surveillance accessories.Most of our surveillance systems include DVR viewer software for Windows and Mac PCs,as well as mobile surveillance viewer apps for iphone, ipad,and Android devices.We offer many complete systems that are pre-configured and easy to install.

Our security cameras provides the best customer service & technical support in the industry.We also strive to provide the most competitive pricing possible on surveillance systems,security cameras,surveillance equipment,and DVR cards.

Contact: Peter Law

Email: salse5(at)

Skype: salse5(at)

Trade manager:  cn1511619141

Phone:86-755-82550881