translation.en: It was developed by a company called Within Technologies and 3T RPD. It's very, very, very detailed inside with the design.
translation.zh: 它是由一个叫Within Technologies 和 3T PRD的公司研发出来的。 它是由一个叫Within Technologies 和 3T PRD的公司研发出来的。 在这个设计中 有很多细节。