CONTACT Contacts You can find us through the following contact information Address, Location 1502 Shenzhou Tianyun Building,Bantian Chongzhi Avenue,Longgang District, Shenzhen Working hours Mon - Fri: 9:30AM - 6:30PM Sat: 10:00AM - 5:00PM Phone Number Customer service: +86 0755-84505929 Tech support: +86 1866-4558-387 Email Customer service: info@yyoverseas.com Tech support: public@yyoverseas.com Leaving a message