Interior Minister Rana Sanaullah has taken notice of the killing of Chinese doctor inside a dental clinic in Karachi.

In a statement on Wednesday, he ordered the tightening of security for Chinese nationals working in Pakistan.

Expressing grief over the incident, the Interior Minister directed the Chief Secretary Sindh to submit a report.

Rana Sanaullah also directed the authorities concerned to ensure the arrest of culprits behind the attack.

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