Edited sentence: 11-step Salute (11+1).Back Saturn.Balancing Arm (16+1).Butt Salute (8+1).Diagonal Order Arm (4+1).Diagonal Slope Arm (5+1).Double Right Arm (18+1).Dragon toss Arm (24+1).Flying Fish Arm.Jumbo Arm.Many of the NCC units have filmed their exhilarating performances and are available for free viewing on YouTube, by searching "pds".Marine Salute* (6+1).Modified Seagull Arm (12+1).Modified salute(20+1).Momo Arm (10+1).Mortar Arm (20+1).PDS Drills can be classified into Marching Arm Drills(MAD), Salute Arm Drills(SAD), Dressing Arm Drills(DAD), Performance Arm Drills(PAD) and Advanced Drills(AD).PDS Field performances are the largest-scaled performances, generally with 28-40 performers on a grass field or courtyard.PDS Stage performances are smaller-scaled performances, generally with 10-20 performers on stage.PDS performances can be generally classified under two major types, Stage Performances and Field Performances.Pipa Arm (16+1).Popeye Arm (12+1).Pungfoo Arm (10+1).Rising Sun.Rotation Arm.Slapping Arm (12+1).Slow Markal Arm (16+1).Stage performances have also been known to include special lighting effects into its performances.Sungfoo Arm (14+1).Taiwanese arm.The HCINCC COE department is given the autonomous right to train key stakeholders of NCC units of other schools and issue them Basic PDS badges on their course completion.The current PDS Centre of Excellence is HCINCC(Hwa Chong Institution National Cadet Corps).Tornado Toss.Unlike Stage performances, pyromatics such as sparks or comets could be included in its performances.Unlike the larger-scaled Field Performances, stage performances usually include more spectacular, advanced PDS drills.Unlike the smaller-scaled Stage Performances, Field Performances can be displayed to a significantly much larger crowd of spectators.Vertical Order Arm (4+1).Vertical Order Slope (8+1).Vertical Slope Arm (4+1).Vincent Toss