Question: During this years festival a handful of members of the Xian opera company Xian being the capital of Chinas northwester province Shaanxi will visit us at Wilhelm Scenen and showcase the vocal technique which was developed at the time of the Qindynasty 900 years before Christ
Please fix the punctuation.
Fixed: [During this year's festival, a handful of members of the Xi'an opera company (Xi'an being the capital of China's northwester province Shaanxi) will visit us at Wilhelm Scenen and showcase the vocal technique, which was developed at the time of the Qin-dynasty, 900 years before Christ]

Question: 5G has entered the commercial deployment stage
Please fix the punctuation.
Fixed: ["5G has entered the commercial deployment stage.]

Question: Finnair is strengthening ties with fellow oneworld alliance members Japan Airlines and Qantas with new codeshares on the airlines respective services to Busan South Korea and Perth Australia
Please fix the punctuation.
Fixed: [Finnair is strengthening ties with fellow oneworld alliance members Japan Airlines and Qantas, with new codeshares on the airlines' respective services to Busan, South Korea and Perth, Australia.]

Question: dmcomposdll program freezing and system crashing Important system components such as dmbanddll and dmdlgsdll become abnormal
Please fix the punctuation.
Fixed:
[dmcompos.dll program freezing and system crashing: Important system components such as dmband.dll and dmdlgs.dll become abnormal.]