The authorities are 'very nervous' over the visit, which marks the 15th anniversary of the 1999 handover to China.
Hada says his family has no income, is vulnerable to retaliation and subject to police "conditions."
Vietnam appears to have adopted the 'China model' of press censorship, a report says.
Dozens of activists who planned to visit Lin Zhao's tomb in Suzhou are prevented from doing so by a heavy police presence.
The city's chief executive says the movement is over, as police launch a probe of protest leaders.
The three are handed jail terms of up to two years on public order offenses.
Smaller protests and sit-ins continue following police clearance of the main pro-democracy camp.
Many say they want the Occupy Central campaign to continue in another form, in a continuing bid for fully democratic elections.
Zhang Lin's daughter Anni fled to California with her sister after being held under house arrest and barred from school in China.
Hada is under guard, and has been cut off from communication with the outside world.
Police swoop on activists as rights groups list more than 80 Chinese prisoners of conscience.
Further allegations of vote-rigging dog village elections near Laizhou city in the eastern province of Shandong.
Hada details years of torture by prison authorities, who were trying to make him confess to charges he still rejects.
Authorities tell the defense team the lack of access to case files is due to "special" circumstances.
The high court order comes as students end several days of hunger strike action.
New rules will seek to limit the use of transplant organs to those sourced from a voluntary register.
It sets the stage for the first ever trial of a former member of the Communist Party's Politburo Standing Committee.