In order to achieve the goal, the smart city of Hong Kong is in need of a cost effective industrial solution to collect waste information for different building types. Hong Kong Government is also in need of fast queries which can generate benchmarking reference to assist its evaluation in performance of waste-related policies and action plans. The most important is to provide an efficient and fair way charge calculation method based on weight.

GreenBird is designed to be

  1. affordable with low cost investment and operating cost 
  2. a plug and play solution easily installed and implemented 
  3. a durable solution to operate at poor working environment 
  4. simple to collect data at source with no extra key stroke 
  5. expandable and scalable 
  6. adoptable by all building types and waste types