<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001042047</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001651308</issuerCik>
            <issuerName>BEONE MEDICINES LTD</issuerName>
            <secFileNumber>001-37686</secFileNumber>
            <issuerAddress>
                <ns2:street1>Aeschengraben 27</ns2:street1>
                <ns2:city>Basel</ns2:city>
                <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                <ns2:zipCode>4051</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>41616851900</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JOHN V OYLER</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>240810</noOfUnitsSold>
            <aggregateMarketValue>83866898.70</aggregateMarketValue>
            <noOfUnitsOutstanding>57914782</noOfUnitsOutstanding>
            <approxSaleDate>08/10/2026</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/03/2025</acquiredDate>
            <natureOfAcquisitionTransaction>Previously Exercised Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>229115</amountOfSecuritiesAcquired>
            <paymentDate>03/03/2025</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <acquiredDate>10/07/2014</acquiredDate>
            <natureOfAcquisitionTransaction>Founders Shares</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>11695</amountOfSecuritiesAcquired>
            <paymentDate>10/07/2014</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/21/2026</saleDate>
            <amountOfSecuritiesSold>61397</amountOfSecuritiesSold>
            <grossProceeds>19504058.67</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/20/2026</saleDate>
            <amountOfSecuritiesSold>48316</amountOfSecuritiesSold>
            <grossProceeds>15086796.62</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/17/2026</saleDate>
            <amountOfSecuritiesSold>64628</amountOfSecuritiesSold>
            <grossProceeds>20163910.15</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/16/2026</saleDate>
            <amountOfSecuritiesSold>166597</amountOfSecuritiesSold>
            <grossProceeds>52992223.32</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/15/2026</saleDate>
            <amountOfSecuritiesSold>116557</amountOfSecuritiesSold>
            <grossProceeds>36359373.37</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/14/2026</saleDate>
            <amountOfSecuritiesSold>133600</amountOfSecuritiesSold>
            <grossProceeds>40887411.60</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/14/2026</saleDate>
            <amountOfSecuritiesSold>12261</amountOfSecuritiesSold>
            <grossProceeds>3739010.34</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/13/2026</saleDate>
            <amountOfSecuritiesSold>48520</amountOfSecuritiesSold>
            <grossProceeds>14766882.48</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for PAN-OYLER FOUNDATIONC/O JOHN OYLER &amp;MICHAEL SCHOEN</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/13/2026</saleDate>
            <amountOfSecuritiesSold>37722</amountOfSecuritiesSold>
            <grossProceeds>11483218.07</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for JOHN OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/10/2026</saleDate>
            <amountOfSecuritiesSold>11698</amountOfSecuritiesSold>
            <grossProceeds>3489925.17</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>10b5-1 Sales for PAN-OYLER FOUNDATIONC/O JOHN OYLER &amp;MICHAEL SCHOEN</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>ADS</securitiesClassTitle>
            <saleDate>07/10/2026</saleDate>
            <amountOfSecuritiesSold>11819</amountOfSecuritiesSold>
            <grossProceeds>3525783.80</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JOHN V OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/23/2026</saleDate>
            <amountOfSecuritiesSold>3410</amountOfSecuritiesSold>
            <grossProceeds>933592.21</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JOHN V OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/16/2026</saleDate>
            <amountOfSecuritiesSold>3693</amountOfSecuritiesSold>
            <grossProceeds>980686.48</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JOHN V OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/11/2026</saleDate>
            <amountOfSecuritiesSold>1949</amountOfSecuritiesSold>
            <grossProceeds>501354.72</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>JOHN V OYLER</name>
                <address>
                    <ns2:street1>Aeschengraben 27</ns2:street1>
                    <ns2:city>Basel</ns2:city>
                    <ns2:stateOrCountry>V8</ns2:stateOrCountry>
                    <ns2:zipCode>4051</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>06/08/2026</saleDate>
            <amountOfSecuritiesSold>4940</amountOfSecuritiesSold>
            <grossProceeds>1336566.40</grossProceeds>
        </securitiesSoldInPast3Months>
        <remarks>The 229,115 securities to be sold were acquired upon the vesting of Previously Exercised Stock Options during the period of 03/03/2025 through 03/11/2025.</remarks>
        <noticeSignature>
            <noticeDate>08/10/2026</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>03/10/2026</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ John V Oyler</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
