Story highlights Senior Tianjin government official under investigation

President, vice president and chief financial officer among the 10 detained

Company had license to handle dangerous chemicals, state media reports

Victims mourned at the accident site, with death toll at 114

(CNN) Ten senior executives of the company that owned the warehouse site that exploded in the Chinese city of Tianjin have been detained, state media reported Tuesday, as authorities promised to investigate the cause of the disaster.

Li Liang, the president of Tianjin Dongjiang Port Rui Hai International Logistics Co, which stores and transports chemicals, was among those being held, as was the company's vice president, Cao Haijun, and Song Qi, the chief financial officer.

They have been under detention since August 13. Earlier reports had said two unnamed executives of the firm were in detention.

Massive explosions rocked the northeastern coastal city late Wednesday, killing at least 114 people, officials said, and devastating a large industrial zone and nearby residences.

At least 65 people are still missing, according to the latest figures from authorities.

Read More