张仁松 | Nathan Chang
Founder & Director

Bangladesh
Founder & Director
Mr. Nathan Chang, Founder & Director of YADEPAN, has nearly a decade of experience in the lithium battery, solar photovoltaic (PV), and energy storage industries. He has witnessed the evolution of battery technologies from nickel cobalt manganese (NCM) to lithium iron phosphate (LFP) and, more recently, sodium-ion batteries, alongside the rapid growth of the global solar and energy storage sectors.
Building on his industry expertise, technical resources, and international business experience, Mr. Chang has strategically focused on South and Southeast Asia. Together with his team, he established YADEPAN in Thailand in October 2025, followed by YADEPAN in Bangladesh in April 2026. These milestones expanded the company’s regional presence and strengthened its commitment to aligning advanced renewable energy technologies with local market needs and industrial resources.
As Founder & Director, Mr. Chang champions innovation and localization, promoting local manufacturing and the development of an integrated value chain encompassing technology, manufacturing, sales, and after-sales services. His vision is to deliver reliable, high-quality, locally adapted solar, energy storage, and charging solutions to customers across South and Southeast Asia.