Whalek is a communication and collaboration tool for enterprises. Features： 1. Provide efficient and safe instant messages to make work smoother. -Support chat 1-1 or in group chats, you can check messages' status(read/unread). -Customize your sticker，it makes work more fun. -Use thread to discuss. -Share files、videos，it meets work main requirements. 2.Provide professional platform to make business communication more convenient. - Start voice or video calls to make problems solved online with colleagues. - Organize conferences when multi-person involved in a project, without worrying about distance anymore. - You can start Live to give a speech. 3. Provide to-do and calendar functions to help efficient work. - You can add to-do items, no missing missions. - Subscribe to others' calendars to schedule a meeting.