Pricing and Launch Window for GPD Win 4 Windows Gaming Handhelds. GPD, a Chinese company that makes gaming consoles for global markets, announced the GPD Win 4 Windows Handheld gaming system in September. Although the brand promised that the console would be available for sale by November 31, the date has not yet been set and they are still not available for purchase. GPD, a Chinese company that makes gaming consoles for global markets, announced the GPD Win 4 Windows Handheld gaming system in September. Although the brand promised that the console would be available for sale by November 31,…