There are couplets for making window grilles 500 meters north of Nanying Village, Nanying Town, Gaocheng District, near Shijiazhuang. According to relevant public information, the store where the address is located is Yanfeng Wedding Supplies Factory in Gaocheng District, and its business scope includes the processing and sales of lanterns, flowers, hydrangeas, couplets, blessings, window grilles and wall stickers.