The protagonist of this novel was a security guard. It was said that he was once a special forces soldier. His name seemed to be Bai something Yi?

Answer 1

"The Military Life Begins from the Assault of Soldiers" is a military-military career novel written by the author, Black and White Flowers. The general plot of this novel is as follows:

The protagonist, Bai Qi, transmigrated into a world where soldiers attacked and began his military career…(The contract has been sent out, on the way).
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Super Little Security Guard was a novel written by the author, Village Clown, about urban supernatural powers. The general plot of the novel was:

An all-powerful soldier king overseas, but when he returned to China to find a job, he ran into a wall everywhere. In the end, he could only work as a small security guard in a company.
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The novel,"Odd Grade Bodyguard", was a novel about urban life written by the author, Team Leader. The general plot of the novel was:

I'm Zhang Hao, a bodyguard.
This book is written in the first person.
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The book,"Breaking In", was written by Old Yu, who loved to eat fish. It was a reality-human novel. The general plot of this novel was:

Bai Feng, who had changed jobs due to his injury, originally only wanted to retire in the SWAT team, but he gradually realized that something was wrong with the city... The cases that came one after another, the mysteries that kept emerging, Bai Feng could only take one step at a time to clear up the clues…It was not a criminal investigation book, but a purely military one. It described the hardcore individual skills and tactics.
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"Battle Son-in-law" was a novel about urban life written by the author, Little White. The general plot of this novel was:

After ten years in the military, he had made great contributions, but when he returned, he had become trash in everyone's eyes…
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"A Thousand Miles of Rivers and Mountains in White" was a wuxia fantasy novel written by the author, Scholar Mang. The general plot of this novel was:

The story of the youths who set out from the martial world in ignorance and grew up to guard their country with iron and blood.
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King's Awakening was an urban novel written by the author, Rise of the Bunker. The general plot of the novel was:

Chen Baiyi spent his entire life fighting wars and dying without regrets. However, he didn't expect his family to die tragically in the end. He was a son in vain! In a fit of anger, the four warlords, five warlords, and the 100,000 Iron-Blooded White Guards gathered in the city, thinking,"The might of a general cannot be humiliated. If you insult him, you must kill him!"
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The White-Colored Guardian was a novel about urban life written by the author, Old Xu Lai. The general plot of the novel was:

It was a very special urban novel that was very good at daydreaming and living.
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"The Special Life of a Soldier Starting from the Assault" was a military-military life novel written by the author, Bear, who was like a child. The general plot of the novel was:

When you wear a military uniform, you are a soldier. Take off your military uniform, you're still a soldier. He became a soldier. Then he would be a soldier for the rest of his life. There were many paths in life. You've been on duty. It was a meaningful life...
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"Special Forces, a TV Series that Begins with Soldiers Assault" was a military-military war novel written by the author, General Long. The general plot of the novel was:

It was Zheng Yingqi's turn to talk about his experience. He slowly leaned against the box and looked at the sky. He said slowly,"I was trained in Soldier Assault. I also tortured rookies in I Am Special Forces. Later, I also fought in the game of Sword Draw and served in the game of Brotherhood." "Is that all?" someone interrupted. Zheng Yingqi shook his head and said slowly,"Other than these, there are also" Under Siege "," Black Hawk Down ", and…group ID: 626685740, answer: 666…" His new book,"My alternate accounts are all big shots", was a story of walking in the dark but protecting the light, a story of defending the rules of order in the era of superpowers. Well, the main character was a little careless...