Reading the info in the first post of this thread is not clear to me if your project is a manufacturing company, a marketplace or a software that will work to support third-party companies.
Hello
Greencoin will be a Marketplace platform focused on connecting green systems manufacturers and Installation
companies or certified individuals directly with buyers around the world, One of the main features of Greencoin is the use of Blockchain technology and smart contracts, what will make the platform transparent, open and as safe as possible for both transaction parties, reduction of transaction costs and business costs, and simplification of the purchase process for more info we invite you to read our Whitepaper
https://www.greencointoken.com/docs/ico-whitepaper-English.pdf