DYNAMIC SCIENTIFIC LIMITED, is a joint-venture corporation which is formed by CITIWELL Industrial Ltd. and Kingsurf Plastic Product Ltd. Both companies have been in optical, science and educational products manufacturing industry since early 90’s. Our main production plant is located in Hui Yang (Guangdong Province), which is 60km from China / Hong Kong border (Lowu). With our years experience and knowhow in this field, having our own design team and mold shop in the plant, we commit ourselves to develop innovative Optics, Science products with fun and educational element. Our specialty with excellent quality brings us a high reputation in the industry and as a well-known OEM, ODM partner. Our wide range of products distribute to most countries in the world including North America, Japan, Europe and others.