About Nu-Tek
Shenzhen Dongdixin Technology Co., Ltd.(SDT) is a professional company dedicated to the research, design, and manufacturing of electro-physical therapy and rehabilitation equipment. We are committed to studying physical methods to alleviate human pain, with the goal of improving quality of life. Driven by a spirit of innovation, SDT develops and produces eco-friendly, sustainable products tailored to the needs of the general public, and proffesionals.
For over 25 years, SDT has been a trusted manufacturer and developer of premium medical devices, specializing in Pain Management, Rehabilitation, and Infrared Thermometry solutions. Holding ISO 13485 certification along with global regulatory approvals including FDA, CMDCAS, ANVISA, TGA, and INMETRO, we provide clinically validated, drug-free therapeutic solutions that enhance patient outcomes across healthcare facilities and home care settings worldwide.
Our Brands , CARETALK ,Nu-Tek
1. CARETALK
Empowering Home Healthcare Solutions
CARETALK delivers user-friendly, clinically effective medical devices designed for home-based healthcare, pain management and wellness care.
CARETALK products portfolio: We provide ready-to-market home healthcare solutions including portable pain management devices, such as TENS/EMS units, portable ultrasound devices and PEMFT device, and insect bite healer and infrared thermometer. Those are sold over the counter in the world.
We collaborate with global top-tier pharmaceutical brands, health product manufacturers, and retail chains, offering them customized ODM (Original Design Manufacturing) solutions tailored to their needs.
For more information, please visit www.e-caretalk.com
2. Nu-Tek
Advanced Electro-physical therapy equipment for professional treatment
Nu-Tek product categories are focused on four main application areas, including advanced electro-physical rehabilitation equipment, portable therapy modalities, Sport & fitness device, as well as solutions for urinary incontinence health.
Nu-Tek delivers a complete range of technologies, which include Shockwave, TECAR, High-Power Laser, Ultrasound and Electrostimulation, PEMF and Shortwave therapy.
Through effective collaborations with international partners, Nu-Tek successfully delivers its 'Made in China' products to more than 60 nations worldwide. Today, Nu-tek products are highly regarded for their reliability across the globe.
For more information please visit www.nutekmedical.com
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Founding and Early Achievement
Expanding Product Portfolio
Advancing Therapeutic Technology
Second Generation of Modalities
Innovation in Therapy Solution


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