Alchemy Contest Rules


Common terms used in these rules:

These are the general official rules that govern how contest promotions organized by Tencent Quantum Lab operate. Such a promotion will be simply referred to as the "contest" or the "challenge" throughout the rest of these rules.

In these rules, "organizers", "TQL", "we", "our", and "us" refer to Tencent Quantum Lab and possible other sponsors; "contest website" refers to; "participant", "you", and "yourself" refer to an eligible contest participant or team. "Development phase" refers to phase 1 of the contest, while "final evaluation stage" refers to phase 2 of the contest.


SECTION 1 Contest Description

The goal of the contest is to encourage the machine learning community to help develop better models or approaches to predict molecular properties. All eligible entries received will be judged using the metrics described on the contest webstie to determine winners as displayed on leaderboards.


SECTION 2 Contest Schedule

The schedule provided on the contest website at the beginning of the challenge may be modified by the organizers at any time. The registered participants will be notified by email of any change in the schedule. To that end, they should provide a valid email.


SECTION 3 Eligibility

You are eligible to enter this contest if you meet the following requirements:

If you choose to submit an entry, but are not qualified to enter the contest, this entry is voluntary, and any entry you submit is governed by the remainder of these contest rules; Tencent Quantum Lab reserves the right to evaluate it for scientific purposes. If you are not qualified to submit a contest entry and still choose to submit one, under no circumstances will such entries qualify for sponsored prizes.



To be eligible for judging, an entry must meet the following content / technical requirements:

  • (d) Submission: The entries of the participants will be submitted online via the contest website. During the development period, the participants can submit five times per day and will receive immediate feedback on validation data released for practice purpose. For the final evaluation, participants are only allowed to submit predictionos once per day and twenty submissions in total. The performances on test data will be considered for the sponsored award.
  • (e) Original work, permissions: In addition, by submitting your entry into this contest you confirm that, to the best of your knowledge:
    1. Your entry is your own original work; and
    2. Your entry only includes material that you own, or that you have permission from the copyright / trademark owner to use.

    SECTION 5 Potential use of entry (including codes if requested)

    By submitting your code, you:

    If you do not want to grant us these rights to your entry, please do not enter this contest.


    SECTION 6 Submission of entries


    SECTION 7 Judging the entries

    The top three results on the leaderboard on 9/30/2019 will be awarded the prizes according to the most up-to-date description on the contest website. The organizers will verify that the winners complied with the rules, including that they documented their method. If any entry gets revoked by the judges, next contenstant on the leaderboard will be contacted to provide their source code and documentation for evaluation.

    The decisions of the organizers are final and binding. The distribution of prizes according to the will be made within three (3) months after completion of the final evaluation. If we do not receive a sufficient number of entries meeting the entry requirements, we may, at our discretion based on the above criteria, not award any or all of the contest prizes below. In the event of a tie between any eligible entries, the tie will be broken by giving preference to the earliest submission, using the time stamp of the submission platform.

    If you do not agree with the judging criteria, please do not enter this contest.


    SECTION 8 Prizes and Awards

    Tencent Quantum Lab is the financial sponsor of this contest.

    If you do not agree with these terms, please do not enter this contest.


    SECTION 9 Notifications

    If there is any change to data, schedule, instructions of participation, or these rules, the registered participants will be notified at the email they provided with the registration.

    If you are a potential winner, we will notify you by sending a message to the e-mail address listed on your final entry within seven days following the determination of winners. If the notification that we send is returned as undeliverable, or you are otherwise unreachable for any reason, we may award the prize to an alternate winner, unless forbidden by applicable law.

    Winners who have entered the contest as a team will be responsible to share any prize among their members. The prize will be delivered to the registered team leader. If this person becomes unavailable for any reason, the prize will be delivered to be the authorized account holder of the e-mail address used to make the winning entry.

    If you are a potential winner, we may require you to sign a "DECLARATION OF ELIGIBILITY, NONEXCLUSIVE LICENSE, AND RELEASE " form and applicable tax forms. If you are a potential winner and are a minor in your place of residence, and we require that your parent or legal guardian will be designated as the winner, and we may require that they sign a "DECLARATION OF ELIGIBILITY, NONEXCLUSIVE LICENSE, AND RELEASE " form on your behalf. If you, (or your parent/legal guardian if applicable), do not sign and return these required forms within the time period listed on the winner notification message, we may disqualify you (or the designated parent/legal guardian) and select an alternate selected winner.


    SECTION 10 On-line notification

    We will post changes in the rules or changes in the data as well as the names of confirmed winners (after contest is over) online on the website of the challenge. This list will remain posted for one year or will be made available upon request by sending email to


    SECTION 11 Conditions.

    By entering this contest you agree:


    SECTION 13 Unforeseen event

    If an unforeseen or unexpected event (including, but not limited to: someone cheating; a virus, bug, or catastrophic event corrupting data or the submission platform; someone discovering a flaw in the data or modalities of the challenge; very low participation in the challenge) that cannot be reasonably anticipated or controlled, (also referred to as force majeure) affects the fairness and / or integrity of this contest, we reserve the right to cancel, change or suspend this contest. This right is reserved whether the event is due to human or technical error. If a solution cannot be found to restore the integrity of the contest, we reserve the right to select winners based on the criteria specified above from among all eligible entries received before we had to cancel, change or suspend the contest.

    Computer "hacking" is unlawful. If you attempt to compromise the integrity or the legitimate operation of this contest by hacking or by cheating or committing fraud in any way, we may seek damages from you to the fullest extent permitted by law. Further, we may ban you from participating in any of our future contests, so please play fairly.


    SECTION 14 Organizer

    Tencent Quantum Lab is the organizer of this contest.

    Wanlida Building, Kejizhoongyi Avenue, Hi-tech Park,

    Nanshan, Shenzhen.


    Additional sponsors are acknowledged on the contest website.

    SECTION 15 Privacy

    Contest participants do not need to disclose their real identity, but must provide a valid email address where we can be deliver notifications to them regarding the contest. However, to be eligible for prizes, however, contest participants will need to disclose their real identity to contest organizers, informing them by email of their name, professional affiliation, and address. To enter the contest, the participants will need to become users of the web-based submission platform. Any profile information stored on this platform can be viewed and edited by the users. After the contest, the participants may cancel their account with the submission platform and cease to be users of that platform. All personal information will then be destroyed. The submission platform privacy policy will apply to contest information submitted by participants on that platform.