TOKYO -- The Japanese Embassy in China is warning expatriates working there to refrain from activities that risk running afoul of Beijing's anti-espionage law, according to a senior official at Japan's Foreign Ministry.
Japanese Embassy has been briefing businesspeople, according to foreign ministry source

China has stepped up surveillance against suspected espionage by foreign nationals. (Photo by Tomoki Mera)
TOKYO -- The Japanese Embassy in China is warning expatriates working there to refrain from activities that risk running afoul of Beijing's anti-espionage law, according to a senior official at Japan's Foreign Ministry.