About

About Zefeng Toys Factory Zefeng Toys Factory, located in Guangdong, China, has over 20 years of experience in the toy industry, specializing in high-quality creative educational STEM toys. Currently, we focus on marble run toys, which are protected by patents in the US, UK, and Europe. We operate our own workshop and warehouse, spanning more than 100,000 sq ft (2.3 acres). Our valued customers primarily come from the US, UK, and Europe. We are now accepting retail orders!