Without that there is no free flow of the Yuan therefore no full convertibility.
From the forbes.com
In 1971 the US government suspended the convertibility of the US dollar to gold.
From the en.wikipedia.org
Convertibility controls may be introduced as part of an overall monetary policy.
From the en.wikipedia.org
A key element of that control is the Chinese currency's lack of convertibility.
From the economist.com
Its biggest task during this decade is to prepare the yuan for convertibility.
From the economist.com
Nixon repudiated that advice on Aug. 15 by ending the convertibility of the dollar.
From the time.com
Type theory is chiefly interested in the convertibility or reducibility of programs.
From the en.wikipedia.org
But direct convertibility will be a plus for Australasian service exporters.
From the nzherald.co.nz
Right now one of the big advantages of Hong Kong is that of financial convertibility.
From the business.time.com
More examples
The quality of being exchangeable (especially the ability to convert a currency into gold or other currencies without restriction)
(convertible) a car that has top that can be folded or removed
(convertible) capable of being exchanged for or replaced by something of equal value; "convertible securities"
(convertible) a corporate security (usually bonds or preferred stock) that can be exchanged for another form of security (usually common stock)
(convertible) capable of being changed in substance as if by alchemy; "is lead really transmutable into gold?"; "ideas translatable into reality"
Convertibility is the quality that allows money or other financial instruments to be converted into other liquid stores of value. Convertibility is an important factor in international trade, where instruments valued in different currencies must be exchanged.
A convertible is a type of automobile in which the roof can retract and fold away, converting it from an enclosed to an open-air vehicle. Many different automobile body styles are manufactured and marketed in convertible form.
(Convertible) Term life insurance coverage that can be converted into permanent insurance regardless of an insured's physical condition and without a medical examination. The individual cannot be denied coverage or charged an additional premium for any health problems.
(Convertible) An option available on some adjustable rate mortgages (ARM's) that allows the loan to be converted to fixed rate mortgage. Conversion usually involves paying a one-time fee and conversion may be limited to within a certain time - frame.