A 1)spring manufacturing for 16 years ; 2) tailor the spring retracting force; 3) DYH is able to design and drawing; 4) Sample customize is avaliable ;
A We are based in Hunan, China, start from 2015,sell to Eastern Europe(70.00%),North America(20.00%),South Asia(5.00%),Africa(5.00%). There are total about 11-50 people in our office.
