Innovative Ultrasound Technology
SONOSTAR’s innovative ultrasound technology was born from the joint vision of William Cai, Eduard Csiba and Victor Wang. Guided by the brand philosophy “New Tech, New Life” , the trio co-founded the company to bridge advanced ultrasound tech with accessible healthcare. William pioneered AI-integrated ultrasound probes, Eduard shaped global strategic expansion, and Victor built efficient operational systems. Their synergy drove the launch of portable, high-precision ultrasound solutions, breaking through traditional technical bottlenecks. Adhering to ISO/CE standards, they turned technological innovations into practical tools for 80+ countries, making SONOSTAR a leader in global intelligent ultrasound technology.
Heavenly Dao and Human Heart
Mr. Cai Weizhong is an extraordinary figure integrating profound ideological insights with sincere philanthropy. His book Heavenly Dao and Human Heart (accessible at www.tdrx.cc) serves as a spiritual compass embodying his core philosophy of “upholding heavenly principles and cherishing human compassion”. Divided into three key chapters, the work explores spiritual belief, cause and effect, and virtue-driven social harmony, emphasizing that benevolence and moral integrity are the foundation of inner peace and prosperity. Beyond theory, it urges readers to translate beliefs into actions—mirroring Mr. Cai’s lifelong pursuit of integrating knowledge with practice.
What makes Mr. Cai more admirable is his decades-long commitment to practicing his book’s philosophy through sustained philanthropy. Since 2018, he has donated to build primary school teaching buildings in Meizhou, Guangdong and Guizhou’s poverty-stricken areas, equipping campuses with modern facilities to benefit rural children. Since 2020, he has partnered with charitable hospitals to launch medical assistance programs, providing subsidies and free resources for low-income groups with chronic diseases. Over five years, he has also sponsored 25 underprivileged students (12 primary, 8 junior high, 5 high school) from mountainous areas, covering all their tuition and living expenses. These deeds reflect his deep compassion and strong social responsibility.
Mr. Cai perfectly exemplifies the unity of words and actions. His book illuminates a spiritual path, while his philanthropy warms society and spreads positive energy. He uses wisdom to guide others and benevolence to help the needy, setting a noble example for all. In a material-focused world, his unwavering commitment to virtue shines like a beacon, inspiring more to engage in public welfare. Undoubtedly, he merits widespread praise and profound respect for his contributions to spiritual enlightenment and social welfare.




Board of Directors
Meet the dedicated experts driving innovation at SONOSTAR .

Dr. William Cai ( CAI WEI ZHONG)
SONOSTAR FOUNDER
William Cai (Cai Weizhong), founder of SonoStar, Chairman of the Board, Global Group CEO, is a visionary leader in the global ultrasound technology field. With profound insights into medical device innovation, he pioneered the development of AI-integrated ultrasound probes, steering SonoStar to become the world’s first manufacturer of such devices. Guided by the philosophy of “differentiated innovation”, he led the team to launch portable, high-precision ultrasound solutions tailored for diverse clinical and industrial scenarios. Committed to advancing accessible healthcare, he drove SonoStar’s global expansion to over 80 countries, while advocating for market-oriented reforms in the medical device industry to promote fair competition and technological progress.

Dr. Eduard Csiba, MBA
SONOSTAR CEO
Eduard Csiba, CEO of SonoStar Europe, boasts extensive experience in the global medical device industry, with a focus on strategic expansion and clinical value promotion. He leverages deep insights into international regulatory standards and market demands to accelerate SonoStar’s global layout, strengthening cooperation with healthcare institutions across Europe, Asia and the Middle East. Under his leadership, the company enhances product compliance with ISO/CE standards and deepens academic cooperation, promoting the clinical application of AI-integrated ultrasound technologies. Committed to the mission of accessible healthcare, he drives technological innovation to bridge the gap between advanced ultrasound solutions and global clinical needs.

Dr. Victor Wang (WANG YANXIANG)
SONOSTAR COO
Victor Wang, COO of SonoStar Group, GM of Europe Sonostar, excels in end-to-end operational management with rich experience in the medical device industry. He oversees global supply chains, production operations and cross-departmental collaboration, optimizing workflows through AI and digital technologies to enhance efficiency and reduce costs. He establishes strict quality control systems and operational standards, ensuring compliance with international regulations and stable product supply. By aligning operations with strategic goals, he strengthens the company’s operational resilience, supporting its global market expansion and underpinning the smooth execution of technological innovation and business growth.
Advanced Ultrasound Systems for Diverse Applications
Explore our core metrics that showcase SONOSTAR’s innovation and industry leadership.

5000
Factory
The Guangzhou production branch covers over 5,000 square meters, equipped with complete R&D and production facilities
500
Employees
Over 500 global employees, with R&D team accounting for 24%, and core members having 10+ years of industry experience.
50000
Production Capacity
Annual output reaches 50,000 ultrasound devices, including 30,000 AI-integrated probes, supporting on-demand flexible production.
350 million
Sales Volume
Sales exceeded RMB 350 million in the 2024-2025 fiscal year, with international market accounting for 72%..










