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Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement , make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement . ASM PACIFIC TECHNOLOGY LIMITED ( Incorporated in the Cayman Islands with limited liability ) ( Stock Code : 0522 ) ANNOUNCEMENT OF UNAUDITED 2021 FIRST QUARTER RESULTS FOR THE THREE MONTHS ENDED 31 MARCH 2021 Record Bookings of US $ 1.01 Billion in Q1 2021 Backed By Broad - Based Demand ( in HK $ million ) Bookings¹ Group Performance At a Glance Q1 2021 QoQ YOY 7,827.6 + 86.4 % + 73.4 % ( US $ 1.01 billion ) 4,336.9 Revenue¹ Gross Margin¹² ( % ) Net Profit¹ , 2 , 3 Net Profit Margin¹ , 2 , 3 ( % ) Notes + 0.6 % + 45.6 % ( US $ 559.3 million ) 39.6 % +412 bps +268 bps 528.4 + 52.9 % + 1,972.2 % 12.2 % +416 bps +1,133 bps 1 excluding contribution from Materials Segment , which was deconsolidated and equity accounted since 29 December 2020 2 excluding one - off items and related tax impacts recorded in Q4 2020 3 including share of Q1 2021 results from Advanced Assembly Materials International Limited ( AAMI ) , a joint- venture Highlights for Q1 2021 Revenue of HK $ 4.34 billion ( US $ 559.3 million ) exceeded top end of revenue guidance * Record bookings of HK $ 7.83 billion ( US $ 1.01 billion ) surpassed guidance and generated : O A strong backlog of HK $ 9.38 billion ( US $ 1.21 billion ) , a 58.2 % QoQ increase A book - to - bill ratio of 1.80 о Gross margin improvement of 268 bps YoY and 412 bps QoQ Net profit of HK $ 528.4 million , including share of results from AAMI Record cash and bank deposits of HK $ 4.61 billion as of 31 March 2021 Revenue Guidance for Q2 2021 * US $ 600 million to US $ 650 million