Room 302, No. 7, Lane 6, Wuyanjing New Village, Humen Town, Dongguan City, Guangdong Province
Dongguan Caizaiwo Trading Co., Ltd. is a smart home and kitchen appliance manufacturer with technological innovation at its core. Headquartered in Shenzhen, China, it also has a modern production base in Dongguan. Since its inception, the company has been committed to integrating cutting-edge technology into family life, bringing a more convenient and comfortable living experience to users worldwide through smart products.
The company's brand TSIEUSL, established in December 2015, focuses on the research, development, manufacturing, and sales of kitchen appliances, smart home devices, and related smart terminals. Adhering to the principle of "bringing cutting-edge technology back to its essence of serving humanity and bringing warmth to every household," and with the corporate philosophy of "Smart Home – It Should Be This Simple," the brand continuously promotes the integration of smart technology and human-centered design.
TSIEUSL boasts an experienced R&D team, with core members possessing nearly 10 years of technical expertise in tablet PC and intelligent control system development. The company currently has over 5,000 square meters of cleanroom production space, 5 advanced production lines, and high-precision SMT automated equipment, with a monthly production capacity of up to 500,000 units. Thanks to a rigorous quality control system and a professional quality inspection team of over 100 people, all products meet international standards and are sold in global markets including Europe, North America, India, and Japan, enjoying widespread consumer trust.
We consistently adhere to innovation-driven development and win the market with quality. Based on strong product knowledge, technological capabilities, a deep understanding of target markets, and efficient communication skills, TSIEUSL continuously creates more added value for its partners. In the future, the company will continue to expand its global market presence and build itself into an international benchmark brand in the smart home and kitchen appliance sectors.

Facing the increasingly global competition and market changing, our company put more efforts in OEM, ODM fields. Except traditional B2B, we also developed B2C with several famous e-commerce retail companies to create more survival spaces and maintain sustainable development.
We welcome more cooperation with customers and suppliers. With mutual trust and collaboration, we will well on the way of offering the best in Service, Quality, and Value to our customers.