‘Total Trust’ Review: Under Surveillance

Partway through the documentary “Total Trust,” the Chinese journalist Sophia Xueqin Huang diagnoses the readiness of Chinese civilians to comply with expanding surveillance measures. “It’s just like the story of the boiling frog,” she says; the ceding of small privacies gives way to the surrender of larger freedoms until — before you know it — every facet of life is monitored and controlled. “Total Trust,” directed by the Chinese filmmaker Jialing Zhang (“One Child Nation”), offers a persuasive picture of this Big Brother system in action. Filmed largely during the…