Shunyi District Residents' Rooftop PV Power Plants – Real-World Case Study In 2017, Hepuyu New Energy completed a real-world demonstration project of residential PV power systems in Shunyi. We invite you to take a look—perhaps you’ll spot your own neighbors or even find it in your village! Please scan the Hepuyu New Energy official WeChat account QR code to stay updated and show your continued support for our innovative energy solutions!