Tungray Technologies ^{Priced, Nasdaq: TRSG}

We are an engineer-to-order (“ETO”) company that provides customized industrial manufacturing solutions to Original Equipment Manufacturers (“OEMs”) in the semiconductors, printers, electronics, and home appliances sectors. As an ETO company, we take pride in our ability to design and build solutions that fulfil our customers’ unique specifications. Our capabilities in this field are the result of more than a decade of experience in completing various ETO projects. We mainly generate revenues through customized industrial manufacturing solutions, direct drive and linear direct current (“DC”) motors and induction welding equipment manufacturing. During the year ended December 31, 2021, 75.9%, 10.1%, and 14.0% of our revenues are generated from these three business lines, respectively. Singapore is main development and manufacturing location while we also have manufacturing bases in China, namely Qingdao and Shenzhen. During the year ended December 31, 2021, 61.1% and 38.9%, and during the year ended December 31, 2020, 55.1% and 44.9% of our revenues are generated from Singapore and China, respectively. Our customers include industry-leading OEMs in the printer, electronics in Singapore and home appliance manufacturing sectors in China.