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Amazon’s decision to?open the digital brain up?to developers and device manufacturers in 2015 has contributed to its early lead in the competitive smart speaker race.?In August, Amazon introduced a?new set of tools?to help commercial device makers build the technology into their products.?Amazon also last April?opened up?what amounts to Alexa’s ears, her 7-Mic Voice Processing Technology, to third party hardware makers who want to build?the digital brain into their devices. Amazon opened up Amazon Lex, the artificial intelligence technology that powers Alexa to developers.

Among the 6,031 items on the most recent 0 billion list are 67 items on which the US depends wholly on Chinese imports, the center said.

American Express Co on Friday won approval to clear card payments in China, making it the first US card network to gain direct access to what is set to be the biggest bank-card market by 2020.

Among the respondents, 64.5 percent have only one child. More than half of the respondents' children are pre-school age, and 38.3 percent are in elementary school.

Among the projects, 10 investors were from other countries and regions including Japan, the United States, and Israel.