Certain Ordinary Shares of Genetron Holdings Limited are subject to a Lock-Up Agreement Ending on 16-DEC-2020. These Ordinary Shares will be under lockup for 181 days starting from 18-JUN-2020 to 16-DEC-2020. Details: The company’s officers, directors, existing shareholders and certain of its award holders have agreed that they will not offer, sell, contract to sell, pledge or otherwise dispose of, directly or indirectly, any ADSs, ordinary shares or securities convertible into or exchangeable or exercisable for any ADSs or ordinary shares, enter into a transaction that would have the same effect, or enter into any swap, hedge or other arrangement that transfers, in whole or in part, any of the economic consequences of ownership of ADSs or ordinary shares, whether any of these transactions are to be settled by delivery of ADSs or ordinary shares or other securities, in cash or otherwise, or publicly disclose the intention to make any offer, sale, pledge or disposition, or to enter into any such transaction, swap, hedge or other arrangement, without, in each case, the prior written consent of Credit Suisse Securities (USA) LLC and China International Capital Corporation Hong Kong Securities Limited for a period of 180 days after the date of this prospectus.