NaaS stocks jumped 70% in last two weeks. What happened?

Go back to NaaS stocks jumped 70% in last two weeks. What happened?
(NASDAQ: NAAS) Delayed: 3.37 +0.10 (3.06%)
Previous Close $3.27    52 Week High
Open $3.26    52 Week Low
Day High $3.47    P/E N/A 
Day Low $3.26    EPS
Volume 17,005