Has high quality as the rubber wheels are made by one of the most knowledge and biggest rubber wheel manufacturer of Vietnam. The rubber is very well-made: cushion and durable. In normal cases, they are said to be used for 2 - 3 years continuously.
Product of Huashen (Taiwan) company. They had a factory (named Chien Shing) in Hai Duong province of Vietnam to produce the rubber wheels. The wheels are best used for light duty and even floor.