In May 23, 2009, Xu Zhi's team has developed a "high self tight flange" in honour of theday.

This day, Shenhua Group held Shenhua project excellent supplier recognition andSymposium in Beijing Xinyi building, and the Xu Zhi company originated the "domestic R & D partners", this award from the Xu Zhi developed Asian haven't high-pressure selftight flange ZY-LOC second home, help Shenhua out; from in the import substitution,reliable quality, help Shenhua save money; comes when America GRAYLOC problems at the crucial moment, "originated" for the sake of national interests, help Shenhuathrough engineering...... As a "domestic R & D partners" representative took the floorXu Zhi, at this moment the heart have mixed feelings, very honored, for so many years of difficulties and hardships seem to have forgotten.

Xu Zhi spoke at the meeting

After the meeting, the reporters on the R & D process of high voltage self tight flangeZY-LOC and the application effect of special interview Xu Zhi. "I this person is very stubborn, look for the things we must do. In the installation work, decided to develop'pressure self tight flange our own (American called Grayloc)' ", in his sonorous and forceful speech, the reporter deep feeling: if there is no his stubborn patriotism, nottheir own vital interests leave dedication," high pressure self tight flange we Chinesestill don't have their own patented".