On March 28, 2017, ASHRAE NPC/HVACR ISB Chapter jointly organized a short technical Seminar atRamada Hotel Islamabad. Mr. Fahim A. Khan (Consultant), Mr. Sarfraz Ahmed (Consultant) was the Chief Guest of the Seminar. Mr. Wei Sun, Mr. John Zhai, and Mr. Richard R. Rooley was Presented the diffrent topics Related to “Clean Room & Hygienic Environment” through slides and “hands on” using project. This Seminar was attended by over 100 persons including Engineers Consultants and contractors. The Course attendees were served with Hi-Tea and Lunch.