It was the first time the Dutch publicly attributed cyberespionage to China, as national security tensions grow between the two countries. They are also in a confrontation over restrictions of exports of high-tech semiconductor equipment made by Dutch giant ASML to China.
Beijing routinely denies allegations of cyberespionage and says it opposes all forms of cyberattack.
I believe I did read somewhere he also had a visit planned a couple of years ago, but that that was cancelled because of the pandemic.