Shenzhen Yongjiasheng Technologies Co., Ltd. is a professional manufacturer with well-equipped testing facilities and strong technical force.

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

Our 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. Item will be shipped within 1-3 business days.

2. Delivery Time:

Via Express: Generally 3-10 working days.

Via Air Mail: Generally 10-30 working days.

3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.

4.SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.

5. We do not guarantee delivery time on all international shipments due to differences in customs clearing times in individual countries, which may affect how quickly your product is inspected.

6.The shipping cost does not include any import taxes, and buyers are responsible for customs duties.

7. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Customer satisfaction is our final goal!

1. We guarantee that all our items are "as stated" in their descriptions. We strive for 100% customer satisfaction on every sale we complete.

2. Your satisfaction and positive feedback is very important to us.  Please leave positive feedback and 5 stars if you are satisfied with our items and services.

3. If you have any problems with our items or services, please feel free to contact us first before you leave negative feedback.  We will do our best to solve any problems and provide you with the best customer services.

1.We also provide 12-month free maintenance. The buyer should return the 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 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. 

Name: Peter Law

Email: salse5(at)

Skype: salse5(at)

Phone:86-755-82550881