The Mañjuśrīmūlakalpa records that Kaniṣka of the Kushan Empire presided over the establishment of the Mahāyāna Prajñāpāramitā teachings in the northwest [REF].
Gandharan Buddhist missionaries were active, with other monks from Central Asia, from the 2nd century AD in the Han-dynasty (202 BC - 220 AD) at China's capital of Luoyang, and particularly distinguished themselves by their translation work.