Oct 16, 2019 · The types of road stud in Philippines isShenzhen Nokin Traffic Facilities Co. by goverment, there only two types of solar cat eyes are allowed to use in Philippines, These two solar cat eyes can be found in Nokin, they are model NK-RS-X6 solar cat eyes and NK-RS-A10. As a supplier of high quality solar road stud, Nokin has 18 years of production and sales