InnJoo

There is insufficient information in the provided research context to verify that "InnJoo" is a mobile phone manufacturer. The available data consists of a Wikipedia article regarding Dragontrail glass manufactured by AGC Inc. and unrelated web search results concerning digital payment services such as Venmo, Zelle, and PayPal. Consequently, I cannot provide a factual description of the company's history, origins, or products based on these sources.