W & S Solutions (W&S) has been providing its services for data collections, transportation modeling, transportation planning, adaptive traffic control systems, traffic improvement programs, and traffic study projects. Here are what we do: 1. Data Collection and Monitoring Services: traffic count collection, conversions of the transportation data into transportation modeling software formats, and travel time/speed and corridor video recording profile with GPS technologies; 2. Modeling Services: specialized modeling tasks for general plans, level of service, traffic impact studies, ITS, traffic control systems, transportation planning, air quality conformity process, and transportation-related emission forecasting; 3. Professional Services: transportation planning, transportation technology, parking studies, traffic impact studies, ITS and adaptive traffic control feasibility studies and implementations, traffic signs design, traffic data surveys, traffic analysis, international transportation study support, and modeling training.