Leadership & Partners

Mr. Andy Yang, Co-CEO

Co-CEO. A Chinese industrialist with extensive experience in production management, operational execution, purchasing, logistics, and international shipping. He brings deep knowledge of Chinese manufacturing procedures and supply-chain operations.

Dr. Dovik Barkay, CO- CEO

Dr. Dovik Barkay is a European industrialist and mechanical engineer specializing in the design, development, and production of knowledge-intensive products. He brings extensive experience in engineering development, product realization, entrepreneurship, and international manufacturing

Mr. Sisheng Zong, Co-CEO & Chief Technology Officer

Co-CEO, Chief Technology Officer - CTO. An experienced technology and operations leader with extensive expertise in electronics, electrical systems, software, control, integration, and assembly. He supports the company’s technical direction and production execution across multiple engineering disciplines..

Experienced Leadership in Product Development and Manufacturing
Siana-Tech’s senior leadership brings extensive experience in the development, industrialization, and mass production of knowledge-intensive products.
Our experience covers the full project lifecycle, from initial concept and proof of concept to research and development, engineering, business planning, production preparation, and manufacturing execution.
The company supports entrepreneurs, technology companies, and industrial clients in turning ideas and technical requirements into practical, manufacturable products. 
This includes business planning, investor presentations, intellectual property strategy, production planning, and the transition from development to scalable manufacturing.
With combined experience in Israel and China, Siana-Tech bridges engineering development, operational planning, and manufacturing execution to deliver structured, reliable production solutions