fireproof waterproof lock box provided by Dongguan Sanjiu luggage products Co., LTD is designed according to the latest market trend. It is manufactured by technical specialists and dedicated staff, which ensures the optimum performance and stable quality of the product. Besides, it is made of superior quality materials that meet with customer's more demanding requirements and strict regulatory requirements.

Sanjiu branded products meet the needs of a sophisticated marketplace through smarter design and functionality, and greater sustainability. We are working to understanding customers’ industries and challenges, and these products and solutions are translated from the insights that address the needs, thus having created a good international image and continually giving our customers an economic edge.

SANJIU provides samples for customers, so that customers don't need to worry about the quality of the products like fireproof waterproof lock box before placing the orders. In addition, to satisfy the needs of customers, we also offer tailor-made service to produce products as customers need.