对于品牌来说，这类投放方式也不稀罕，比如字节的巨量引擎、淘宝阿里妈妈都有类似的投流方式。
Certificate Types
，这一点在新收录的资料中也有详细论述
https://r12.c.lencr.org/119.crl ,，详情可参考新收录的资料
For decades, China's growth was powered by property and infrastructure projects. Now, policymakers are shifting the focus to technology and industrial upgrading. Leaders have set a GDP growth target of 4.5 to 5% - the lowest since 1991 - signalling expectations of slower expansion.