What is ta in futures? How do you view futures profit and loss?

PTA:

PTA is a kind of aromatic dicarboxylic acid. It is mainly used for esterification polymerization with ethylene glycol to produce polyester chips and long and short polyester fibers, which are widely used in textiles. In addition, polyester is also used to produce films, coatings, paints and polyester plastics.

Change? How to change? They are the "Use Nine" and "Use Six" diagrams. I can't understand

How does the flush operate the fund to make an appointment for redemption?

Outline of securities qualification examination

Cod 16 where is the sniper?

Risk analysis of live pig futures

What are the opening hours of Asian, European and American markets? When is the best time to start?

Why did the stock price go high and low as soon as it opened? What happened to call auction?

There is an interval of 0.5 seconds between two ticks of stock index futures. Are all orders traded in this 0.5 second period the same price?

Option futures selection

Tail market theory