the project offers a one-stop TPE<->TKO backpack tour schedule service by ETL, RDB, NoSQL, LINE bot, GCP, machine learning, deep learning, transfer learning, and so forth. Last but not least, the bot is practically usable, so a f2f demo is welcomed if any requests https://drive.google.com/open?id=1ND_dR2YjkaZY02KB3yjGBmch5zGRRepo